WM88

A heavy-duty reed switch set designed for securing roller doors and large access points. Built for tough environments, the WM88 features a crushed-resistant housing, epoxy-sealed internals, an L-bracket for universal mounting and an armoured cable (630 mm option) for reliable connectivity in industrial-style installations.

🔑 Key Features

• Robust metal construction with epoxy sealing for corrosion resistance and long life

• Universal L-bracket mounting allows flexible placement on roller door frames or shutters

• Wide detection gap (~50 mm) suitable for large moving doors or shutters

• Armoured cable (630 mm length option) protects wiring in exposed or industrial environments

• Normally Closed (N/C) SPST contact as standard; SPDT option available for additional flexibility

• Ideal for roller shutter, large door or industrial access panel applications

🛠 Technical Specifications

• Model: WM88

• Contact Type: Normally Closed (N/C) SPST standard; SPDT version available

• Detection Gap: 50 mm (typical)

• Armoured Cable Length: 630 mm option available

• Maximum Resistance: 0.2 Ω

• Maximum Voltage: 100 V DC

• Maximum Current: 500 mA

• Dimensions:

  • Reed switch block: 106 × 36 × 10 mm

  • Magnet: 106 × 15 × 16 mm

  • Mounting bracket: 106 × 50 × 50 mm

• Construction: Epoxy-sealed, crush-resistant housing

• Mounting Style: Surface mount with L-bracket for roller door frames

• Environment: Suitable for shutter/door systems requiring tough and reliable sensors

🎯 Best Used For

This switch is best used on large moving doors — like roller shutters, industrial access shutters or commercial roll-doors — where a wide gap detection, rugged sensor housing and protected wiring are essential. It’s tailored for installations that demand durability, tamper resistance and reliable performance in everyday industrial or commercial use.