Add $50.00 for FREE shipping
Memorial Day Sale! - 15% Off
You've Selected:
Category
Sensors 
Refinements
Alert Systems & Other Sensors 
RF Transmission 
Refine Search By:
Sensor Type
Air Pressure (4)
Alert System (5)
Audio Sensors (1)
Carbon Monoxide (1)
Contact Closure (12)
Contact Closure Sensors (13)
Door / Window (12)
Door Knock Sensor (1)
Doorbell (48)
Garage Door (7)
Humidity (7)
Light Sensor (1)
Motion (1)
Motion / Photocell Sensors (1)
Motion / PIR / Occupancy (4)
Parking (3)
Phone Ring (1)
Photocell Sensor (1)
Power Outage (7)
Smoke / Heat (2)
Surface Mount Sensor (6)
Temperature / Freeze (10)
Water Leak / Flood (16)
Compatibility
Radio Frequency (RF) (44)
Contact Closure / Relay (16)
RF Receiver (12)
Elk : M1 (3)
Z-Wave Compatible (2)
IP / Network / Ethernet (1)
INSTEON (1)
Wi-Fi (1)
DTMF / Touch-Tone Telephone (1)
Nexia Home Intelligence (1)
Features
Wireless (101)
Battery Operated (82)
Outdoor Rated (46)
Audible Indicator (38)
LED Feedback (28)
Wall Mounted (19)
Wired (16)
Plug-In (13)
Relay Output Support (11)
Visual Indicator (10)
Contact Closure Input / Output (8)
Hardwired (5)
More...
Ease of Installation
Beginner (Installs < 10 minutes) (73)
Intermediate (Installs < 60 minutes) (32)
Advanced (Installs > 60 minutes) (5)
Brand
Honeywell (19)
Heath/Zenith (17)
GE (10)
Winland Electronics (8)
Sensaphone (4)
Onsite Pro (4)
Skylink Technologies (3)
Elk (3)
Carlon (2)
Jackson Systems (2)
More...
Price Range
$0 - $25 (36)
$0 - $75 (83)
$0 - $100 (94)
$100 and Up (16)
Other Ways to Shop
New Product (2)
Customer Favorites (2)
On Sale (103)
In Stock (102)
Clearance - Save Up to 90% (13)
Quantity Discount Available (2)
Shop with Confidence Smarthome Community Forum - Get Answers Now!
Sign-up for Exclusive Email offers 
ORDERING INFO
How to Order Track Your Package Shipping Returns Contact Us Customer Service Retail Store
MORE INFO
Getting Started Learning Center FAQ Dealers Customer Testimonials Affiliate Program
OUR COMPANY
About Us INSTEON Press Awards Employment Guarantees Security & Privacy
STAY INFORMED
Free Catalog Email Newsletter Forum RSS Site Map
Have questions? Call us at 800-762-7846 (Mon-Fri 5am-7pm and Sat 6am-3pm PT) or send us a message
Place your order by 3pm PT for same day shipping
Copyright 1995-2013 SMARTHOME™
Verisign Secure Site Google Wallet Acceptance Mark PayPal Acceptance Mark