March Expo Wireless Magnetic Door Contact Wireless Door Sensor For Burglar Alarm

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$5.20 - $9.00 / Piece | 500 Piece/Pieces (Min. Order)
Door Window Home Security Alarm
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Quick Details
Place of Origin:
Brand Name:
Model Number:
Product name:
March Expo Door Security Cabinet Door Contact Sensor
Magnetic contact:
Reed switch
Magnet Type:
Rare earth
Housing Material:
ABS plastic
Relative Humidity:
5-95% Non-Condensing
Transmitter Bandwidth:
24 kHz
Supply Ability
Supply Ability:
10000 Piece/Pieces per Month 2018 Hot Selling Door Security Cabinet Door Contact Sensor
Packaging & Delivery
Packaging Details
Standard packing ,Or packed according to customers' request.

March Expo Door Security Cabinet Door Contact Sensor

The WC12B series is a surface mounted Door/Window Contact that can be installed on doors, windows, and many

other objects that open and close. The sensor transmits signals to the control panel or receiver when a magnet

mounted near the sensor is moved away from or closer to the sensor. The sensor is also equipped with a cover

tamper for additional security. WC12B is with bypass button.

Product Description


Wireless Signal Range350 ft., open air, with 2GIG or Honeywell Wireless Alarm Control Pane
Code Outputs Alarm; Alarm Restore; External Alarm; External Restore; Tamper; Tamper Restore; Supervisory; Low Battery 
Transmitter Frequency345.000 MHz (crystal controlled) or other frequency
Transmitter Frequency Tolerance± 15 kHz 
Transmitter Bandwidth24 kHz
Modulation TypeAmplitude Shift Keying—On/Off Keying (ASK-OOK)
Unique ID CodesOver one (1) million different code combinations
Supervisory Interval70 minutes
Peak Field StrengthTypical 16,000 uV/m at 3m
External Input Sampling Current20 uA
External InputAccepts N/C dry contact devices
Reed Switch Magnetic Sensitivity10 to 15 amp turns
Reed Sensitivity0.625 in. (1.59 cm) minimum gap, 1 in. (25 cm) typical
Magnet TypeRare earth
Magnet Dimensions (LxWxH)1.1 x 0.393 x 0.28 in. (2.8 x 1.0 x 0.72 cm) with VHB tape
Sensor Dimensions (LxWxH)2.28 x 1.01 x 0.29 in. (5.8 x 2.56 x 0.74 cm) with VHB tape
Housing MaterialABS plastic
ColorWhite, Tan or Brown available
Operating Temperature32° to 120°F (0° to 49°C) 
Relative Humidity5-95% Non-Condensing
Battery (included)Two (2) Panasonic CR2032, or equivalent Lithium batteries
Battery life1 years (on normal condition)
Regulatory ListingFCC Part 15
WarrantyTwo (2) years(limited)
Included AccessoriesTwo (2) Phillip’s flat-head screws, one (1) two-pin connector with a 12” flying 2-wire lead, adhesive strip 
Weigh0.09 oz. (27 g) (including battery & magnet)

 March Expo Door Security Cabinet Door Contact Sensor


Models available:

WC12(B)-H: compatible with Honeywell and 2GIG wireless panel (345MHz)

WC12(B)-2: compatible with 2GIG wireless panel (345MHz)
WC12(B)-G: compatible with GE Intelogix wireless panel (319.508MHz)

WC12(B)-D: compatible with DSC wireless panel (433.92MHz)
WC12(B)-V: compatible with Visonic wireless panel (433.92MHz)

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