Add $50.00 for FREE shipping
Memorial Day Sale! - 15% Off
You've Selected:
Category
Security 
Refinements
Security System Sensors 
Refine Search By:
Security
Alert Systems (15)
RF Transmitters & Receivers (9)
Security Sensors (262)
Security Systems (1)
Security Systems Accessories (36)
Sensor Type
Carbon Monoxide (3)
Contact Closure (23)
Contact Closure Sensors (18)
Door / Window (95)
Doorbell (1)
Floor / Pressure (14)
Garage Door (3)
Glass Break (5)
Humidity (2)
Light Sensor (1)
Motion (15)
Motion / Photocell Sensors (4)
Motion / PIR / Occupancy (76)
Motion Detection - Visual (1)
Natural Gas (1)
Perimeter (33)
Pet Immune (39)
Phone Ring (1)
Pressure / Floor (3)
Sensor Accessories (1)
Smoke / Heat (5)
Surface Mount Sensor (11)
Tamper (6)
Temperature / Freeze (4)
Vehicle / Driveway (1)
Vibration (3)
Water Leak / Flood (17)
Water Level (1)
Compatibility
Contact Closure / Relay (191)
Radio Frequency (RF) (44)
RF Transmission (35)
Infrared (IR) (33)
Elk : M1 (6)
RF Receiver (4)
Infrared (Standard Consumer Electronics) (3)
Z-Wave Compatible (2)
Nexia Home Intelligence (2)
DSC Power Security Systems (2)
SecureLinc (2)
Wi-Fi (1)
More...
Features
Wired (188)
Hardwired (89)
Battery Operated (78)
LED Feedback (63)
Outdoor Rated (62)
Plug-In (58)
Wireless (57)
Relay Output Support (44)
Pet-Immune (39)
Water Resistant (21)
Ceiling Mounted (14)
Wall Mounted (13)
More...
Ease of Installation
Beginner (Installs < 10 minutes) (59)
Intermediate (Installs < 60 minutes) (214)
Advanced (Installs > 60 minutes) (1)
Pro (Requires Specialized Training) (1)
Brand
United Security (38)
Seco-Larm (37)
Optex (36)
Aleph America (34)
Visonic (28)
GE Security (18)
Onsite Pro (16)
Mace Security Products (5)
Skylink Technologies (4)
Steinel America (4)
More...
Price Range
$0 - $25 (100)
$0 - $75 (194)
$0 - $100 (217)
$100 and Up (59)
Other Ways to Shop
Customer Favorites (13)
On Sale (255)
In Stock (254)
Clearance - Save Up to 90% (8)
Quantity Discount Available (8)
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