B-4M

Gate magnetic contact (metal housing)

Magnetic contacts are basic elements of a perimeter protection system. Medium-size  B-4M tight magnetic contacts in a metal housing are designed for surface mounting. The metal screen protects the wiring against damage, which makes these contacts a perfect solution for locations particularly vulnerable to sabotage attempts or mechanical exposure. These contacts are screwed to a surface and provide an ideal solution for garage gate installation.

  • surface mounted (screw mount)
  • rugged, metal sealed body
  • armored cable 
B-4M
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Documentation

general information manual
updated: 2025-11-19
125 KB

Certificates

EU declaration of conformity
updated: 2024-07-18
114 KB

Technical Data

Operating temperature range
-10...+55 °C
Weight
238 g
Maximum humidity
93±3%
Make distance
75 mm
Break distance
80 mm
Dimensions magnet enclosure
102 x 15 x 15 mm
Environmental class according to EN50130-5
II
Reed switch enclosure dimensions
102 x 35 x 10 mm
Bracket dimensions
107 x 50 x 50 mm

Information materials

1catalogue

4technical data

5product data sheet