11 best safety technology door alarms

Safety technology door alarms are electronic devices designed to enhance home security by alerting occupants or homeowners to unauthorized entry or exit through doors. These alarms are part of the broader field of home security systems and fall under the category of electronic security devices. Here are some key points about safety technology door alarms:

  1. Types of Door Alarms:

    • Magnetic Contact Alarms: These alarms consist of a magnet and a sensor. When the door is opened, breaking the magnetic connection, it triggers the alarm.
    • Motion Sensor Alarms: These alarms use motion detection technology to sense movement near the door. They can be set to trigger an alarm when motion is detected.
    • Keypad Entry Alarms: These alarms require a code to be entered before the door can be opened. Incorrect entry of the code can trigger the alarm.
    • Wireless Alarms: These alarms use wireless technology to communicate between sensors and the central control unit, eliminating the need for extensive wiring.
  2. Installation: Door alarms are typically designed for easy installation.They can be attached to various types of doors, including front doors, back doors, windows, and even sliding doors.

  3. Power Source: Door alarms can be powered by batteries or connected to a home's electrical system. Battery-powered alarms are more versatile and do not rely on a power source, making them suitable for remote or off-grid locations.

  4. Integration with Home Security Systems: Door alarms can be integrated into broader home security systems, allowing them to work in conjunction with other security devices like surveillance cameras, motion detectors, and alarm monitoring services.

  5. Alert Modes: When triggered, door alarms can produce various types of alerts, including loud audible alarms, flashing lights, or notifications sent to a smartphone or monitoring service.

  6. Tamper Resistance: Many modern door alarms are designed to be tamper-resistant, making it difficult for intruders to disable or bypass them.

  7. Remote Monitoring and Control: Some door alarms can be remotely monitored and controlled via smartphone apps or web interfaces. This allows homeowners to receive alerts and even arm or disarm the system when they are away from home.

  8. Customization and Settings: Depending on the model, door alarms may offer customizable settings, such as sensitivity adjustments for motion sensors, entry delay times, and chime options for non-emergency entries.

  9. False Alarm Prevention: Modern door alarms often come equipped with technology to reduce false alarms caused by pets or other non-threatening movements. This can include pet-immune motion sensors or adjustable sensitivity settings.

  10. Benefits of Door Alarms: Door alarms serve as a deterrent to potential intruders and provide peace of mind to homeowners. They can also be crucial in alerting occupants to unauthorized entry in emergency situations.

Safety technology door alarms are a valuable addition to any home security system, providing an extra layer of protection and helping to create a secure living environment for homeowners and their families.

Below you can find our editor's choice of the best safety technology door alarms on the market
  

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

Safety Technology Intl

Based on 187 reviews Check latest price

Product description

Safety Technology International, Inc. - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. This highly visible “stop sign” design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available in red or green for almost any type of door, mounting or installation. Has a 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Safety Technology International, Inc. "We protect the things that protect you"

  • Highly visible "stop sign" design acts as a deterrent
  • Virtually indestructible polycarbonate housing
  • Detects both unauthorized exits and entries
  • Less expensive than heavy horizontal bar type units
  • 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).

User questions & answers

Question: is this wireless
Answer: Video in on flight controller or video transmitter if you want to use external video transmitter
Question: Alarm goes off even when key is off. What am I doing wrong
Answer: No it does not.
Question: How is it installed
Answer: If the camera works on 5 volts it should work. Any channel will work. If the cam needs more, then, no.
Question: Sti release a newly redesigned exit stopper door alarm on april 2018. is this the newer version
Answer: Most times I plug it directly into an open slot of my receiver. But if I don't have an open slot or I'm using it by it's self. I use a Gen ace 7.4v, 450mAh, 2s LiPo battery 25c and connect then with a jumper. But you can use any 7.4v battery and jumper. Depending on the amount of run time you want and the amount of space you have.

Product features

Multifunction Door Alarm

Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user).

This highly visible 'stop sign' design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available for almost any type of door, mounting or installation.

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

Safety Technology International, Inc. - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of beeps and then resets. This highly visible 'stop sign' design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery.

Safety Technology International, Inc. STI-6402 105 dB Exit Stopper Multifunction Door Alarm for Double Doors with on/off Switch and 9 Volt Battery

Safety Technology Intl

Based on 23 reviews Check latest price

Product description

Safety Technology International, Inc. STI-6402 Exit Stopper Multifunction Door Alarm for Double Doors - Highly effective, alarm alerts to any unauthorized exits/entries through emergency exit doors and rear doors. Serves as an inexpensive security device and helps stop theft as well. If the protected door is opened, the electronic exit stopper for double doors emits a 95/105 ear piercing alarm for 30 seconds, three minutes or continuously. A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. Should not be exposed to water. Exit Stopper is fitted with a long life 9-VDC alkaline battery. Highly visible "stop sign" design and complete with double reed switch assembly to monitor double doors. Mounts easily next to any door, 9-VDC alkaline battery, screws and anchors included. Housing is molded of super tough polycarbonate and is UV-stabilized for minimal damage from the sun. Recommended operating temperature 32°F to 113°F (0°C to 45°C). Three year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Note: End user must verify the alarm and battery function every six months and replace battery annually or as required. STI "We protect the things that protect you."

  • Alarm alerts to unauthorized exits or entries through protected doors
  • Unit is completely self-contained and easy to install
  • Sounds a powerful 95 or 105 db alarm when Activated
  • May be mounted on top, right, left or next to almost any door
  • Dimensions - 5 in. diameter x 1.875 in. depth

User questions & answers

Question: If the door is opened in an emergency do the wires break away and if so can they be placed back
Answer: Yes.
Question: How do you shut off the short loud signal every minute or two that is obnoxious and assume is meant to indicate battery working
Answer: I purchased this for my mom as a replacement; this is just an intercom so no you cannot buzz people in with this unit... hope this helps!
Question: where is this made
Answer: I suggest you contact Aiphone, they have a very supportive costumer service.I am confident the can suggest a good system for your needs.Best of luck.
Question: Dose it come with the key
Answer: There is a volume adjustment on the receiver unit and is more consistent and louder when used with transformer instead of batteries.

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors (Тwo Рack)

Safety Technology Intl

Based on 16 reviews Check latest price

Product description

Highly visible "stop sign" design acts as a deterrent

  • Highly visible "stop sign" design acts as a deterrent
  • Virtually indestructible polycarbonate housing
  • Detects both unauthorized exits and entries
  • Less expensive than heavy horizontal bar type units
  • 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).

User questions & answers

Question: if you buy more, are they all keyed the same
Answer: Yes it has a bottle of calibration gas

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors (Four Pack)

Based on 2 reviews Check latest price

Product description

Safety Technology International, Inc. - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. This highly visible “stop sign” design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available in red or green for almost any type of door, mounting or installation. Has a 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Safety Technology International, Inc. "We protect the things that protect you"

  • Highly visible "stop sign" design acts as a deterrent
  • Virtually indestructible polycarbonate housing
  • Detects both unauthorized exits and entries
  • Less expensive than heavy horizontal bar type units
  • 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).

HENDUN Wireless Remote Door Alarm, Windows Open Alarms,Magnetic Security Sensor, Pool Door Alarm for Kids Safety, Alzheimer's Exit Monitor,Apartment Alarm (1 Pack)

Based on 775 reviews Check latest price
  • Easy to install and operate - gate/doo/burglar alarm alarm with remote control/keyfob
  • Multi-purpose - magnetic door alarms/doorbell chime/pool door alarm
  • More remote and sensor paired each other -one magnetic sensor can match with at most 8 remote freely,one remote could control several sensors.
  • Magnetically triggered alarm sounds when window or interior door is opened by kids & dementia patients
  • Prevent any mishap - keep children away from cabinets, ground pool,alcohol,drawer or fridge

User questions & answers

Question: Any problems without WiFi
Answer: We bought the XL for our daughter at 13 and 14 years old. I don't dry uniform shirts because they last longer if you hang them to dry or tumble on low, so I cant speak to shrinkage. However, I don't think it will. Nice quality shirt. As for sizing reference, I just bought adult medium old navy t-shirts for my daughter.
Question: Does this work on a sliding patio door
Answer: Yes. My 11 yo is 5'3 92lbs and the small is perfect.
Question: What extra door alarms can i purchase that will pair with the start up kit for
Answer: It doesn’t have the Izod emblem on the shirt because it is a school uniform shirt and they usually can’t have such. It is just a plain polo, pique, pretty thick. Perfect for school uniforms, but not if you are looking for the old Izod shirts.
Question: I can’t get ours to work, is there anyway I can contact the company
Answer: My 11 year old son is 5'2" and 125 lbs. he can tuck it in but the back is not longer than the front

Product features

triggered immediately

Alarm will be triggered immediately once you separate two parts.110 db loud alarm helps deter intruder and possibly notifies neighbors/homeowner, also helps notify you if visitors/children/pet or others are coming/going when you are at home.

pool door alarm for kids safety

The alarm will sound when a child opens the door, and the alarm will continue to sound until an adult turn it off with remote.

Tips:

Although many families have bought and praised this alarm as a safety alarm for pool doors, it has not passed the UL 2017 standard, so in some states it can not help you pass a pool inspection.

door alarm size

veritable little body big functions.

part introduction

It consists of three parts: the host, the magnet box and the remote.

where to install?

It can be mounted to windows or doors with included double sides adhesive tape easily, no tools required.

can be installed on different plane

Even if door and door frame are not on the same flat surface, door alarm works properly.

sliding window/door

Note:

1 The 2 parts need be aligned by their alignment arrow.

2 The Distance between them should be less than 10mm.

sash window

Can be installated in doors/windows refrigerator/drawer and other special places.

How to pair more remotes with your alarm?

The alarm and remote in each package have been paired off at the factory. But our products have super pairing function. An alarm can be paired with 8 remotes , and a remote can be paired 50 alarms.

  1. Change to disarm mode by a PAIRED remote.
  2. Press and hold paired remote's doorbell button(Ignore the door Dingdong)about 10 senconds, the alarm sounds Bi ..." to remind that is in learn mode.
  3. Release the doorbell button.
  4. Press the new remote's arm button, the alarm will sound two "Bi.. Bi.." to remind the learn code operation successful.
  5. It is well done.

There are more operating details in the user manual, and the product videos can also be used for reference.

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

SafetyTechnologyIntl1231

Based on 5 reviews Check latest price

Product description

Safety Technology International - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. This highly visible stop sign design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available in red or green for almost any type of door, mounting or installation. Has a 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Safety Technology International, Inc. "We protect the things that protect you"

User questions & answers

Question: Hello, will this service a double door exit? We had a previous model that looked exact the same and it had enough magnets for a double door setup
Answer: Hi Roberto,Unfortunately, our office was closed yesterday. Also, we don't have regular stock on this item. We have to order it from the manufacturer.Happy Holidays,Ryan

Wireless Home Security burglar alarm, Magnetic Sensor Door Window Alarm, Super Loud 110dB, Pool Door Alarm for Kids Pack of 4

Based on 536 reviews Check latest price
  • Loud 110dB-enough to scare the intruder or notify neighbors.Prevent Robbery.
  • CHIME MODE - is ideal to prompt you when child, guests or dementia patients are opening the door.
  • ALARM ACTIVATED - when the parts are separated, recombined stops.
  • EASILY INSTALLATED - in pool doors/refrigerator/drawer/freezers/interior door for kids safety. battery can last longer.
  • 100% SATISFACTION SERVICE - 3xLR44 batteries included, also Low battery indicator.HENDUN provides 100% customer satisfaction guarantee, 1-year warranty and 24*7 customer support.

User questions & answers

Question: My county requires that door/window alarms be UL 2017. Does anyone know if these are
Answer: It has not stained from any cooking I have used it for yet. If you cook with non high heat oil at high heat it will probably get “stains” or a film of tacky burnt oil on it.
Question: Our freezer door was left open again. would this work to let us know it was left open. can i turn it off when i need to get into the freezer
Answer: Hello dear! It is currently in stock! Thanks.
Question: Are these packaged separate
Answer: no
Question: Can someone please explain how to use the chime or doorbell mode? No matter what I do I can’t get them to set right
Answer: Yes mine came with a lid. Very nice LARGE pan.

Product features

Triggered Immediately

Alarm will be triggered immediately once you separate two parts.110 db loud alarm helps deter intruder and possibly notifies neighbors/homeowner, also helps notify you if visitors/children/pet or others are coming/going when you are at home.

pool door alarm for kids safety

The alarm will sound when a child opens the door, and the alarm will continue to sound until an adult turn it off.

door alarm size

veritable little body big functions.

How to change 4 modes

1. Turn off the alarm first. Place the main unit and the magnetic strip together.

2. Turn it on (upward), and you will hear "Di-Di" (default mode).

3. After hearing "Di-Di", quickly slide the switch up and down, you will hear a continuous tone of "Di..." and the alarm is in constant alarm mode.

4. Slide the switch up and down quickly, you will hear "Di-Di-Di" and the alarm is in the door closing reminder mode. When the door is opened, the sound "Di--Di-Di" is emitted from 0dB-110dB.

5. Slide the switch up and down quickly, you will hear a "dingdong" sound and the alarm is in doorbell mode. When the door opened, it made a "Dingdong" sound.

How to install?

There is double-sided adhesive on the Alarm and Magnet box, just peel and stick to doors.

Different location

Even if door and door frame are not on the same flat surface, door alarm works properly.

Sliding Window/Door

Note: 1.The 2 parts need be aligned by their alignment arrow;

2.The Distance between them should be less than 10mm.

Storm Windows

Can be installated in doors/windows refrigerator/drawer and other special places.

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors (Two Pack)

Safety Technology Intl

Based on 1 reviews Check latest price

Product description

Safety Technology International, Inc. - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. This highly visible “stop sign” design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available in red or green for almost any type of door, mounting or installation. Has a 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Safety Technology International, Inc. "We protect the things that protect you"

  • Highly visible "stop sign" design acts as a deterrent
  • Virtually indestructible polycarbonate housing
  • Detects both unauthorized exits and entries
  • Less expensive than heavy horizontal bar type units
  • 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors (Fоur Paсk)

Safety Technology Intl

Based on 3 reviews Check latest price

Safety Technology International, Inc.ED-55 Rex II, the electronic watchdog alarm

Safety Technology International, Inc.

Based on 277 reviews Check latest price

Product description

Safety Technology International, Inc. - STI ED-55 Rex Plus II Electronic Watchdog Alarm - This electronic watchdog alarm never needs sleep, a walk, food or water; yet is always on duty guarding and protecting. In addition to the choice of a ferocious dog(s), Rex II also offers a siren or greeting announcer. Rex II is versatile and provides an excellent way to deter burglars, without the annoying problems of owning a real dog. With his electronic radar eyes, Rex II can "see" through thick doors, walls and glass. Once his cord is plugged into any standard 110 VAC electrical outlet (or install six "C" batteries), he'll stay on duty around the clock. Place Rex Plus II in any location indoors where you would like him to detect and watch him go. When there is any movement detected, Rex Plus II will alert you with the sounds you have chosen. The closer the intruder gets, the more frequent the sounds. Ideal for homes, apartments, mobile homes, RVs, jewelry stores, hotels, public and private buildings of virtually every kind. Limited 90 day warranty. Safety Technology International, Inc. "We protect the things that protect you" Detection range: adjustable up to 26 feet (range reduced through obstructions)

  • Barking dog alarm
  • Place in any location indoors where you want to detect movement
  • Electrical outlet or with six C batteries.
  • Growl sound when unit is muted (for dog sounds only)
  • Reliable 24 hour protection. Water resistant top provides convenient access to the controls

User questions & answers

Question: Is it possible to add additional remote sensors. Are they battery powered. How far away can they be placed
Answer: you can have may of these units, however, they are not able to communicate with each other they will all just work as individual units. You may have some interference if the beams cross.
Question: Does anyone think Rex would work in a barn directed outside to deter a cougar? It would be directed towards the woods beyond the barn. Thanks
Answer: Here is a SWAG (scientific wild ass guess) - it might work. Our Rex is pointed out our front door and if I run up to the door (not what I think a cougar would do) it doesn't bark until I'm right by the door (which seems a bit late to me). If I tarry in the driveway, about 15 feet from the door and talk with someone (like a stealthy cougar slowly approaching?) Rex eventually catches on and starts barking. My theory is that the further away the cougar is when the barking starts, the better the cougar is deterred. And my theory is the cougar would approach slowly. Ideally your cougar friend would have a fear of dogs. Now if the cougar considers dogs yummy, then Rex could be an attractant!
Question: What is the perimeter range of the unit? If someone approaches from the back of where the unit is located will it still detect
Answer: 6-2-13 -- My unit is aimed from a bedroom through a stucco house wall to the carport where people approach my front gate. At full sensitivity my Rex II picks up activity at about ten feet ahead and four feet from the back. I only turn it on when I go out or if I anticipate solicitors, in which case I close the door to the room so the cats won't be scared, although they have become used to it.
Question: Will something as small as a cat walking by trigger the alarm
Answer: Yes. Anything in front will trigger the alarm.

Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

Safety Technology Intl

Based on 2 reviews Check latest price

Product description

Safety Technology International - STI 6400 Exit Stopper Multifunction Door Alarm. Helps prevent unauthorized exits or entries through emergency doors. If the protected door is opened, the electronic Exit Stopper (STI-6400) emits an ear piercing 105 dB warning horn, which will draw attention in a hurry. When activated, the alarm will continue for 30 seconds, three minutes or continuously (as preset by the user). A key operated override will silence the alarm and allow authorized exits. Another option is annunciator mode, in this mode it announces a doors opening with a set of 10 beeps and then resets. This highly visible stop sign design acts as a deterrent, completely self-contained and easy to install. May be mounted on top, right, left or next to almost any door. Exit Stopper is fitted with a long life 9-VDC alkaline battery. It is available in red or green for almost any type of door, mounting or installation. Has a 3 year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components). Safety Technology International, Inc. "We protect the things that protect you"

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