Infrared Home Security Sensors and Motion Detectors
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- Brand New · Sensor Switch$13.00Trending at $21.18Free shipping
- Brand New · Sensor Switch$50.00or Best Offer$4.52 shippingOnly 1 left!
- New (Other) · Sensor Switch$25.00Free shipping
Brand New · System Sensor$79.99or Best Offer$9.39 shipping- Brand New · Sensor Switch$15.83Free shipping86 sold
- Brand New · Sensor Switch$24.99or Best Offer$9.90 shipping
- Brand New · Sensor Switch$183.23or Best OfferFree shipping
- Brand New · Sensor Switch$45.99or Best Offer$4.84 shipping
- Brand New · Sensor Switch$75.11$5.99 shippingOnly 1 left!
- Brand New · Sensor Switch$104.95Free shipping
- Brand New · Sensor Switch$18.32Free shippingOnly 1 left!
- $49.75or Best OfferFree shipping
- New (Other) · Sensor Switch$81.00Was: $90.00was - US $90.00Free shipping
- New (Other) · Sensor Switch$35.00or Best Offer$8.71 shipping
- Brand New · Sensor Switch$30.42Was: $39.00was - US $39.00or Best Offer$3.99 shipping
- New (Other) · Sensor Switch$49.99or Best OfferFree shipping
- New (Other) · Sensor Switch$50.00or Best Offer$5.21 shipping
- New (Other) · Sensor Switch$10.00$4.95 shipping
- Brand New · System Sensor$9.95Free shipping
- Brand New · Sensor Switch$19.95Free shipping
- Brand New · Sensor Switch$15.90Free shippingOnly 2 left
- Brand New · Sensor Switch$19.99$4.00 shipping
- Brand New · Sensor Switch$18.00Was: $20.00was - US $20.00Free shipping
- New (Other) · Sensor Switch$29.99Was: $49.99was - US $49.99or Best Offer$7.49 shipping
- Brand New · Sensor Switch$119.99or Best OfferFree shipping
- Brand New · Sensor Switch$17.99Was: $19.99was - US $19.99Free shipping
- Brand New · Sensor Switch$18.57Free shipping
- Brand New · Sensor Switch$25.73or Best OfferFree shipping
- Brand New · Sensor Switch$205.33Free shipping
- $120.16Free shipping
- New (Other) · Sensor Switch$32.49Free shipping
- New (Other) · Sensor Switch$39.99or Best OfferFree shipping
- Brand New · Sensor Switch$69.00or Best Offer$9.99 shipping
- $39.99or Best OfferFree shipping
- Brand New · Sensor Switch$44.99Was: $59.99was - US $59.99or Best Offer$4.57 shipping
- $22.00$5.99 shipping
- Brand New · Sensor Switch$34.99$6.55 shipping
- Brand New · Sensor Switch$15.00$6.10 shipping
- Brand New · Sensor Switch$199.99or Best Offer$12.58 shipping
- Brand New · Sensor Switch$89.99or Best OfferFree shipping
- New (Other) · Sensor Switch$9.99$6.55 shipping
- Brand New · Sensor Switch$28.50or Best OfferFree shipping
- New (Other) · Sensor Switch$12.00Was: $29.99was - US $29.99Free shipping
- Brand New · Sensor Switch$17.75Free shippingOnly 1 left!
- Brand New · Sensor Switch$18.81Free shipping
- Brand New · Sensor Switch$249.50$4.84 shipping
- $42.58or Best OfferFree shipping
- $45.00or Best Offer$5.50 shipping
- New (Other) · Sensor Switch$40.00or Best Offer$6.40 shipping
- Brand New · Sensor Switch$34.00or Best Offer$5.80 shippingOnly 1 left!
- New (Other) · Sensor Switch$33.78Was: $48.25was - US $48.25or Best OfferFree shipping
- $44.99Was: $59.99was - US $59.99or Best Offer$7.01 shipping
- Brand New · Sensor Switch$52.80Was: $60.00was - US $60.00or Best OfferFree shipping
- New (Other) · Sensor Switch$13.88Free shipping
- Brand New · Sensor Switch$14.99Free shippingOnly 2 left
- Brand New · Sensor Switch$52.77$5.99 shipping
- Brand New · Sensor Switch$25.00or Best Offer$6.55 shipping0 bids1d 21h
- $27.50or Best Offer$4.52 shipping
- $34.95$7.21 shipping
- Brand New · Sensor Switch$124.91Free shipping
Best selling
Top rated
- 90% agree - Would recommend$28.00 New$19.49 Used
- 100% agree - Would recommend$17.00 New$16.00 Used
- 89% agree - Would recommend$2.99 New
- 100% agree - Would recommend$39.98 New$25.00 Used
Review highlights
Recommended by our customersBest security for under $20!
By mde-lin-zey27gp
You really can’t beat it! This thing is amazing. Super easy to setup and it works perfectly! I recommend having several... see all reviews
Verified PurchaseGood product, difficult for self installation
By yxiebid
It's a good motion detector. If you don't have pets you can set it on high sensitivity and it's pretty good. Down side ... see all reviews
Verified Purchasegood product
By apaep_5bm6dbgtca
This valve works really well. It was easy to install. it has lots of neat functions. the only strange thing is that t... see all reviews
Verified PurchaseHoneywell motion sensor
By donnie52052
Great condition, looked brand new, only missing the installation/programming instructions and original boxing, battery ... see all reviews
Verified PurchaseWorks Great
By dub2018
Found these for half the price of what my alarm company wanted to charge me so all I had to pay was just a service call... see all reviews
Verified PurchaseMUCH better than expected!
By gaberg1265
This Westek motion sensor/light controller works exactly as described...and so much better than hoped for! The distance... see all reviews
Verified PurchaseNeeded to replace a sensor and add a zon...
By thale182
Needed to replace a sensor and add a zone. This was a drop-in replacement making the install quick and easy. And it has... see all reviews
Verified Purchase
