Best Passive Alarms In May 2025

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In this Best Passive Alarms product guide, we’ll help you make a more informed decision and select the product with the benefits you need.

To help you in your search, we have completed this list of the Best Passive Alarms.

Top Rated Best Passive Alarms Of 2025

Rank	Product Name	Score
1	SPT Security Systems 15-952 Dual Passive Pir Intruder Alarm Motion Sensor, White Buy Now	9.7 Buy Now
2	BANVIE PKE Car Security Alarm System with Passive Keyless Entry Buy Now	9.5 Buy Now
3	BANVIE PKE Car Alarm System with Passive Keyless Entry Buy Now	9.1 Buy Now
4	EASYGUARD EC003N-V-1 PKE Passive Keyless Entry Car Alarm System Push Start Button Remote Buy Now	8.8 Buy Now
5	Cylewet 10Pcs 5V 2 Terminals Passive Electronic Alarm Buzzer Electromagnetic Beeper AC Impedance Buy Now	8.6 Buy Now
6	Partol Car Alarm System Smart Key PKE Car Security Alarm Passive Keyless Entry Buy Now	8.3 Buy Now
7	EASYGUARD EC204 2 Way car Alarm System with PKE Passive keyless Entry, Rechargeable Buy Now	8.1 Buy Now
8	EASYGUARD EC002-NS PKE Passive Keyless Entry Car Alarm System Remote Start Starter Push Buy Now	7.8 Buy Now
9	EASYGUARD EC003N-V Car Security Alarm System PKE Passive keyless Entry Remote Engine Start Buy Now	7.5 Buy Now
10	EASYGUARD ec002-lb Hopping Code Smart Key PKE Car Alarm System Passive Keyless Entry Buy Now	7.2 Buy Now

1. SPT Security Systems 15-952 Dual Passive Pir Intruder Alarm Motion Sensor, White

• Anti white light interference up to 6,500 lux
• 6ft. installation height recommended
• Dc9-28v operation voltage
• Red led indicator
• Alarm output n.c./n.o. optional

2. BANVIE PKE Car Security Alarm System with Passive Keyless Entry

• Universal version: universal design for 'dc 12v gasoline & diesel cars, fit for any electric central lock systems(++,--,+/- trigger )
• Passive keyless entry: car door will unlock/lock automatically when driver approach/away from car, pke on/off selectable.
• Anti-thief alarm: triggered response can be activated by 'shock sensor' / 'side door opening' / ' illegal ignition', then the led light will flash and siren will alarm for 30s.
• Keyless entry: car finding, remote control central door lock/unlock, remote control trunk release, roll up window( window closer module is needed)))
• Auto locking: central door locking system lock up after drive and unlock after key is turned to acc off.

3. BANVIE PKE Car Alarm System with Passive Keyless Entry

• Universal version universal design for 'dc 12v gasoline & diesel cars, fit for any electric central lock systems(++,--,+/- trigger )
• Anti-thief triggered response can be activated by 'shock sensor' / 'side door opening' / ' illegal ignition', then the led light will flash and siren will alarm for 30s.
• Auto locking central door locking system lock up after drive and unlock after key is turned to acc off.
• Keyless entry car finding, remote control central door lock/unlock, remote control trunk release,
• Passive keyless entry car door will unlock/lock automatically when driver approach/away from car, pke on/off selectable.

4. EASYGUARD EC003N-V-1 PKE Passive Keyless Entry Car Alarm System Push Start Button Remote

• With push start button can start/stop your vehicle easier and no need to insert the key into ignition cylinder anylonger once properly installed
• Easyguard smart key pke car alarm system with remote engine start, push start button and passive keyless entry function, the pke feature will automatically lock or unlock the door when walk away or approach the car in 3-6 feet with key fob
• Important: this item not compatible with cars with double pulse for lock/unlock, not work with pneumatic or vacuum locking system, not work with cars with factory push start button.
• Compatible with most dc12v petrol cars on the market, include auto gear or manual gear cars, please do not install it on luxury vehicles. professional car alarm installer installation is required.
• An extra bypass module(like asin: b07nslpbg7 or b00mehbvic) is required if there is chip immobilizer in your factory oem key fob. there is no shock sensor in the kit, if you want to add one, please buy asin: b07zp19tg2

5. Cylewet 10Pcs 5V 2 Terminals Passive Electronic Alarm Buzzer Electromagnetic Beeper AC Impedance

• Sound frequency can be controlled
• Passive electromagnetic buzzer needs to add audio drive signal to make a sound

6. Partol Car Alarm System Smart Key PKE Car Security Alarm Passive Keyless Entry

• Rolling code, latest rfid technology and touch password entry backup to improve your vehicle safety level greatly
• Fitment: 12v battery car, van, pickup truck, suv, etc., general purpose products. this product requires a certain technical basis for the installation, it is best to find relevant professionals to install
• One-button start: oil pump detection, remote start, remote unlock and lock, mute fortification, anti-theft alarm, keyless entry, and parking lock
• Remote control: press and hold the mute button of the remote control for 3 seconds to remotely turn on the air conditioner in the car and preheat or cool it in advance
• Smart key rfid pke car alarm system with pke, touch password entry and shock sensor alarm

7. EASYGUARD EC204 2 Way car Alarm System with PKE Passive keyless Entry, Rechargeable

• Easyguard 2 way car alarm system with rechargeable lcd pager display remote & passive keyless entry
• The pke feature will automatically lock or unlock the door when walk away or approach the car in 3-6 feet with key fob
• Main feature is pke, 2 way lcd pager real time monitor, shock alarm wanring, remote trunk relaease etc.
• Universal version, fits for most dc12v cars on the market and professional alarm installer installationis recommend
• Monitor your vehicles 24 hours every day and get real time feedback

8. EASYGUARD EC002-NS PKE Passive Keyless Entry Car Alarm System Remote Start Starter Push

• With remote engine start & keyless go system can start stop your vehicle easier and more convenient
• Wonderful performance, stable quality and powerful function( see description or user manual)
• Easyguard smart key rfid pke car alarm system with pke, touch password entry and shock sensor alarm
• Fits for most dc12v petrol cars on the market & professional car alarm installer installation is required.
• Rolling code, latest rfid technology and touch password entry backup to improve your vehicle safety level greatly

9. EASYGUARD EC003N-V Car Security Alarm System PKE Passive keyless Entry Remote Engine Start

• Push start stop button can start or stop your vehicle easier and more convenient and no need to insert the key into the ignition cylinder anymore
• Remote engine start can pre-warm or pre-cool your car in cold winter or hot summer
• Easyguard smart key rfid pke car alarm system with folding key remote control. automatically lock or unlock the door when owner walk away or approach the car 1-2 meters with key fob
• Compatible with most dc12v petrol cars on the market, include auto gear or manual gear cars, please do not install it on luxury vehicles. professional car alarm installer installation is required.
• Important: this item not compatible with cars with double pulse for unlock, not work with pneumatic or vacuum locking system, not work with cars with factory push start button.

10. EASYGUARD ec002-lb Hopping Code Smart Key PKE Car Alarm System Passive Keyless Entry

• With remote engine start stop function can pre-warm or pre-cold your car in winter or summer
• Hopping code, latest rfid technology & touch password entry backup to improve your vehicle safety
• High quality hopping code smart key pke car alarm system will automatically unlock or lock your car door when you approach or walk away from your car in 1-2 meters
• Fit for most dc12v petrol cars on the market & professional car alarm installer installation is required
• With push start button & keyless go system will start or stop your vehicle easier and more convenient