Infrared Home Security Sensors and Motion Detectors
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- Brand New · Unbranded$8.99 to $33.99Free shipping
- Brand New · Unbranded$13.99Free shipping139 sold
- $89.99or Best Offer$9.39 shipping
- Brand New · Greengate$46.99or Best Offer$4.52 shipping
Brand New · Honeywell$27.99Trending at $32.95$6.40 shipping- Brand New · Unbranded$15.89Free shipping1,754 sold
- $34.50Free shipping199 sold
- $17.08Trending at $19.64Free shipping13 watching
- Brand New · Honeywell$163.95Free shippingOnly 2 left
- $10.00$6.55 shipping254 sold
- $44.00Was: $55.00was - US $55.00Free shipping
- Brand New · Westek$11.00Free shipping
- Brand New · Fosmon$29.99Was: $34.99was - US $34.99Free shipping2,983 sold
- Pre-Owned · SimpliSafe$15.00or Best Offer$8.55 shipping
- Brand New · Unbranded$11.54Free shipping
- $39.99Free shipping56 sold
- New (Other) · Moen$34.95Free shipping
- $37.99or Best OfferFree shippingOnly 1 left!
- $24.95Free shipping315 sold
- Brand New · U.S. Patrol$15.99Free shipping530 sold
- $39.99or Best OfferFree shipping
- $24.99Free shipping2 watching
- Brand New · Unbranded$23.66 to $40.98Free shipping13 sold
- Brand New · Unbranded$19.99or Best OfferFree shipping468 sold
- $49.99Free shipping77 sold
- $16.90 to $66.74Was: $44.99was - US $44.99Free shipping26 sold
- $46.95Free shipping
- $22.00Free shipping
- $50.00or Best Offer$4.84 shipping
- $38.69 to $152.99Was: $42.99was - US $42.99$5.00 shipping12 sold
- $39.99Free shipping
- $14.98Free shipping
- $25.00or Best OfferFree shipping
- $15.99or Best OfferFree shipping137 sold
- New (Other) · Leviton$39.99Free shipping
- $45.00Trending at $52.74Free shipping
- $19.69or Best OfferFree shipping
- Brand New · Unbranded$11.97Was: $13.30was - US $13.30or Best OfferFree shipping61 sold
- $146.99or Best Offer$19.60 shipping
- $25.00or Best Offer$4.57 shipping
- $19.00or Best OfferTrending at $20.00$15.80 shipping682 sold
- Brand New · Zenith$29.99Free shipping
- $16.99or Best Offer$8.99 shipping
- $18.22Trending at $19.64Free shipping
- Brand New · Unbranded$15.89 to $26.85Free shipping
- Brand New · Sensor Switch$13.00Trending at $20.99Free shipping
- $24.99Free shipping
- New (Other) · SimpliSafe$14.00$5.00 shipping
- $16.87Trending at $19.98$4.33 shipping
- $6.99or Best Offer$4.57 shipping
- $8.97or Best Offer$6.20 shipping
- Brand New · Honeywell$24.90Free shipping
- Brand New · Unbranded$7.95 to $8.09$1.99 shipping
- Brand New · Lutron$11.00Trending at $12.00$6.50 shippingOnly 1 left!
- $11.99or Best OfferFree shipping50 sold
- New (Other) · Sensor Switch$23.00or Best Offer$5.21 shippingOnly 1 left!
- New (Other) · Sensor Switch$45.00or Best Offer$5.50 shipping
- $11.05Was: $17.00was - US $17.00$4.99 shippingOnly 1 left!
- Brand New · Unbranded$23.50or Best OfferFree shipping
- $315.00or Best OfferFree shipping
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- 90% agree - Would recommend$34.00 New$19.69 Used
- 100% agree - Would recommend$19.95 New$16.00 Used
- 100% agree - Would recommend$49.99 New$22.95 Used
- 89% agree - Would recommend$2.99 New
Review highlights
Recommended by our customersGood 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 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 PurchaseGreat product - Bought backups and extra extensions!
By larrycunningham
The Honeywell RW41 Water alarm has great sensitivity and does not have to be in standing water to alarm. In fact the "r... 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 PurchaseWorks great.
By voguerancher
We live in the country and have a very, very long driveway. It picks up people at the end of my driveway. I love it. 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
