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  Door Sensors & Window Sensors (37 items)

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ABB GHQ3201972R0001 door/window sensor Wired White (1 offer) 
For opening surveillance of windows and doors, complete for bolting or drilling. Contents: 1 magnet, 1 reed contact with 4.0 m connection cable LIYY 4 x 0.14 mm², 2 housings, 2 spacer plates, 2 fla...
ABB
GHQ3201972R0001
from £ 29.56*
per piece
 
 piece
ABB Security Alarm Door & Window Switch Surface Mount / 2488416 (1 offer) 
Mounting Type = Surface Mount
ABB
ABBGHQ3201972R0011
from £ 511.682*
per piece
 
 piece
ABB Security Alarm Door & Window Switch Surface Mount / 2488429 (1 offer) 
Mounting Type = Surface Mount
ABB
ABBGHV9210018V0022
from £ 48.948*
per piece
 
 piece
ABUS
RS1000
from £ 35.154*
per piece
 
 piece
ABUS MK4200 security device components (1 offer) 
For mounting on all kinds of materials, including steel - Simple installation - High switching range - Robust aluminium housing The robust aluminium opening detector for steel doors is a magnetic c...
ABUS
MK4200
from £ 17.595*
per piece
 
 piece
ABUS SE1000 security device components (1 offer) 
High security – cannot be removed illegally - Simple activating and deactivating - For surface fitting - Tamper-monitored Use the surface mount key-switch to arm and disarm your alarm system. Simpl...
ABUS
SE1000
from £ 60.668*
per piece
 
 piece
Deltaco Door and Window Switch / 2436406 (1 offer) 
Activation Type = Magnetic Switch Wireless = Yes Colour = White Operating Gap Maximum = 15mm
n/a
SH-WS02
from £ 13.112*
per piece
 
 piece
Lascar Door Switch Surface Mount / 2176279 (3 offers) 
Product DetailsIntroducing the Wireless Alert DC a door contact monitor with email alert. The device monitors whether a door is open or closed using a two-part door contact sensor. Set up email ale...
Lascar
Wireless Alert DC
from £ 33.89*
per piece
 
 piece
RS Pro
9184719
from £ 44.275*
per piece
 
 piece
RS PRO Door Switch Surface Mount 500mA, 100 V dc, 125 V ac / 1220718 (1 offer) 
RS PRO Door Switch Surface Mount 500 mA, 100 V DC, 125 V ACThis heavy-duty door switch is part of our trusted RS PRO series – that means you can be confident of quality and consistency. Its an indu...
RS Pro
1220718
from £ 20.266*
per piece
 
 piece
RS PRO Door and Window Switch 1A, 400V ac / 1220721 (1 offer) 
RS PRO Door and Window Switch 1 A, 400V ACFrom our tried-and-tested RS PRO range comes this high-quality door and window switch. A reed proximity switch, its intended for use as a security device t...
RS Pro
1220721
from £ 29.799*
per piece
 
 piece
RS PRO Door and Window Switch 500 (dc)mA, 50V dc / 1220716 (1 offer) 
RS PRO Door and Window Switch 500 (dc) mA, 50V DCFor discreet protection of property, choose this door and window switch. It creates a signal thats broken whenever a door or window is opened, trigg...
RS Pro
1220716
from £ 3.469*
per piece
 
 piece
RS PRO Door and Window Switch 500 (dc)mA, 50V dc / 1220717 (1 offer) 
BS 4737 Part 3. These are not supplied with fixing screws - Can be used with 3/4" Length Screw ; 529-062 529-062. RS Pro Flush Mount Proximity Switch and Magnet Set. Cable type or terminal type flu...
RS Pro
1220717
from £ 5.777*
per piece
 
 piece
RS PRO Door and Window Switch 500mA, 30V dc / 9184706 (1 offer) 
RS Pro Grade 3 Flush Alarm Contact. Normally open contacts Reed based magnetic interference detection Maximum switching voltage 30 V DC Maximum switching current 0.5 A Supervised end of line zone p...
RS Pro
9184706
from £ 19.082*
per piece
 
 piece
RS PRO Door and Window Switch 500mA, 50V ac/dc / 9182665 (1 offer) 
RS Pro Grade 2 Flush Alarm Contact. Cable type flush mount switch fitted with a 300 mm long cable. Proximity switches primarily designed for discrete protection of doors and windows. The switches a...
RS Pro
9182665
from £ 7.78*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount / 9184700 (1 offer) 
RS Pro Grade 3 Surface Alarm Contact. Terminal type surface mount switches. Proximity switches primarily designed for discrete protection of doors and windows. The switch are of moulded constructio...
RS Pro
9184700
from £ 14.611*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount 500 (dc)mA, 50V dc / 1220715 (1 offer) 
RS PRO Door and Window Switch Surface Mount 500 (DC) mA, 50 V DCThese RS PRO door and window switches are well-suited for use with both commercial and residential alarm systems to deter intruders a...
RS Pro
1220715
from £ 6.131*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount 500 (dc)mA, 50V dc / 1220719 (1 offer) 
RS PRO Door and Window Switch Surface Mount 500 (dc) mA, 50V dcLooking to safeguard your property? These door and window switches will alert you to intruders. They create a signal that’s broken whe...
RS Pro
1220719
from £ 3.712*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount 500mA, 140V ac/dc / 9182678 (1 offer) 
RS Pro Grade 1 Surface Mount Alarm Contact. Cable type comes fitted with 300 mm long cable. Proximity switches primarily designed for discrete protection of doors and windows. The switches are of H...
RS Pro
9182678
from £ 6.132*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount 500mA, 50V ac/dc / 9182671 (1 offer) 
RS PRO Door and Window Switch Surface Mount 500 mA, 50 V AC/DCThese surface mounted door and window switches from RS PRO are a practical addition to your home or business security set-up. Theyre fi...
RS Pro
9182671
from £ 6.661*
per piece
 
 piece
RS Pro
9182675
from £ 12.186*
per piece
 
 piece
RS Pro
9182681
from £ 16.014*
per piece
 
 piece
RS PRO Door and Window Switch Surface Mount 500mA, 50V ac/dc / 9182684 (1 offer) 
RS PRO Door and Window Switch Surface Mount 500 mA, 50 V ac/dcFrom our reliable RS PRO range, these door and window switches are a practical security solution. They have two contacts, one mounted o...
RS Pro
9182684
from £ 9.073*
per piece
 
 piece
RS Pro
9182687
from £ 13.133*
per piece
 
 piece
RS PRO Exit Switch / 9184740 (1 offer) 
The exit switch will operate on pressing once, (the buzzer will sound for approximately 30 seconds.). RS Pro Grade 3 Vandal Proof Final Exit Switch. A tough stainless steel finish, final exit switc...
RS Pro
9184740
from £ 15.839*
per piece
 
 piece
RS PRO Exit Switch / 9184744 (1 offer) 
A normally open device, closing upon button activation. RS Pro Grade 3 Final Exit Switch. A tough surface mounted final exit switch. It uses a vandal resistant button enclosed within a tampered met...
RS Pro
9184744
from £ 54.899*
per piece
 
 piece
RS PRO Junction Box / 9184712 (1 offer) 
RS Pro Grade 3 Alarm and Security Junction box. 22 Free terminals Tamper switch protection BS EN50131-2-6 Approved Raised terminal for easy cable routing Slim design access Grade 3 Multiple cable e...
RS Pro
9184712
from £ 11.204*
per piece
 
 piece
RS PRO Junction Box / 9184716 (1 offer) 
RS Pro Grade 3 Alarm and Security Junction Box. 8 Free terminals Tamper switch protection BS EN50131-2-6 Approved Raised terminal for easy cable routing Slim design access Grade 3 Multiple cable en...
RS Pro
9184716
from £ 3.899*
per piece
 
 piece
RS PRO Key Switch / 9184734 (1 offer) 
RS Pro Grade 3 Pass Key Switch. A key switch designed for security and alarm installations where circuit operation is to be limited to authorised personnel. Robust powder coated metal housing Tampe...
RS Pro
9184734
from £ 47.037*
per piece
 
 piece
RS PRO Key Switch / 9184738 (1 offer) 
RS Pro Grade 3 Pass Key Switch. A key switch designed for security and alarm installations where circuit operation is to be limited to authorised personnel. Rust proof Polycarbonate housing Tamper ...
RS Pro
9184738
from £ 32.45*
per piece
 
 piece
RS PRO Motion Sensor Surface Mount / 9184753 (1 offer) 
RS Pro Grade 3 Surface Mounted Motion Sensor. Grade 3 Motion and Shock Sensor includes an independent fault output with on-board selectable resistors for use in a triple End of Line configuration, ...
RS Pro
9184753
from £ 52.307*
per piece
 
 piece
RS Pro
9184769
from £ 19.017*
per piece
 
 piece
RS PRO Pressure Mat Surface Mount 250mA, 25V dc / 9184750 (1 offer) 
RS PRO Pressure Mat Surface Mount 250 mA, 25 V DCYoull know the moment someone steps through a doorway with this pressure mat. A highly accurate sensor, this product can be triggered by someone as ...
RS Pro
9184750
from £ 10.662*
per piece
 
 piece
RS PRO Pressure Mat Surface Mount 250mA, 25V dc / 9184756 (1 offer) 
Not to be used in machine control safety applications. RS PRO Pressure Mat – Surface Mount. Use this RS PRO pressure mat as a discreet way to monitor the presence of people in your workspace, this ...
RS Pro
9184756
from £ 8.523*
per piece
 
 piece
RS Pro
9184762
from £ 20.688*
per piece
 
 piece
RS PRO Pressure Pad Surface Mount 250mA, 25V dc / 9184766 (1 offer) 
RS PRO Pressure Pad Surface Mount 250 mA, 25 V DCFrom our tried-and-tested RS PRO series, this pressure pad offers highly reliable intruder detection – its sensitivity means it can sense someone as...
RS Pro
9184766
from £ 19.399*
per piece
 
 piece
RS PRO Terminal 500mA, 140V ac/dc / 9182669 (1 offer) 
RS Pro Grade 1 Flush Alarm Contact. Terminal type flush mount switch. Proximity switches primarily designed for discrete protection of doors and windows. The switches are made of High impact Polyst...
RS Pro
9182669
from £ 5.528*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
Our offer is only aimed at companies, public institutions and freelancers.