2GIG PIR1-345 Wireless PIR Motion Detector 345 MHz Pet Immune
Catch motion, ignore the pets.
A wireless PIR motion detector for residential and small business intrusion detection. It covers a 30 ft by 50 ft area and offers adjustable pet immunity to cut false alarms.

Pets should not set off your alarm.
A motion sensor that trips on every pet makes false alarms routine. Pet immunity lets the sensor stay armed in homes with animals while still watching for intruders.
Built for large interior spaces
Wide coverage, adjustable settings and a long-life battery in one wireless sensor.
Quad-element PIR sensor
Delivers reliable motion sensing across a 30 ft by 50 ft coverage area.

typical battery life
The included CR123A lithium battery runs up to 5 years of typical operation.
Adjustable pet immunity
Select 33 lbs or 55 lbs to minimize false alarms in homes with pets.
Supervised wireless alerts
Transmits real-time alarm and tamper alerts on 345 MHz to compatible 2GIG control panels.
Flexible mounting
Included brackets and hardware support wall, corner, or ceiling placement.
Everything you need to know.
| Brand | 2GIG |
| Model | PIR1-345 |
| Type | Wireless passive infrared motion detector |
| Coverage area | 30 ft by 50 ft |
| Horizontal sweep | 110° |
| Look-down detection | 90° |
| Pet immunity | Selectable 33 lbs or 55 lbs |
| Sensitivity modes | High and low |
| Frequency | 345 MHz |
| Battery | CR123A lithium (included) |
| Operating temperature | 32°F to 104°F |
| Listing | ETL listed |
2GIG PIR1-345 Wireless PIR Motion Detector 345 MHz Pet Immune
The 2GIG PIR1-345 is a wireless passive infrared motion detector engineered for residential and small business intrusion detection. Its quad-element PIR sensor delivers reliable motion sensing across a 30 ft by 50 ft coverage area with 110° horizontal sweep and 90° look-down detection, making it ideal for large interior spaces like living areas and garages.
Adjustable pet immunity—selectable at 33 lbs or 55 lbs—minimizes false alarms in homes with pets while maintaining security. Dual sensitivity modes (high and low) allow you to optimize detection for your environment. The sensor is fully supervised, transmitting real-time alarm and tamper alerts on the 345 MHz frequency to compatible 2GIG control panels.
Powered by an included CR123A lithium battery with up to 5 years of typical operation, the PIR1-345 features built-in tamper protection and ETL listing for professional-grade reliability. White ABS and polycarbonate construction withstands standard indoor temperatures (32°F to 104°F). Installation is straightforward with included mounting brackets and hardware for wall, corner, or ceiling placement.
Please note: This product is discontinued with limited availability.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

2GIG PIR1-345, ready to order.
- Type: Wireless passive infrared motion detector
- Coverage area: 30 ft by 50 ft
- Horizontal sweep: 110°
- Look-down detection: 90°
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