Seco-Larm SM-4302-LQ/W Rollerball-Type Recessed-Mount Magnetic Contact – White, 1/4″ (6mm) Gap, Closed loop, UL Listed

Seco-LarmSKU: SM-4302-LQ/W

Sale price$2.38
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Pickup available at Brooklyn

Usually ready in 24 hours

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  • Used for protecting sliding doors and windows where space is limited
  • Magnet and reed switch contained in housing
  • Rollerball plunger travel is 1/4″ (6mm)
  • 360º Rollerball
  • 18″ (46cm) Wire leads
  • Contact reed switch is SPST, iridium-plated to have a high melting point and Vickers hardness for higher power handling and longer expected life
  • For closed loop circuits
  • Spacer and screws included
  • Lifetime limited warranty



Loop Type Closed loop
Electrical Configuration N/O
Switch Travel 1/4″ (6mm)
Switch Type Plunger
Color White
Material High-impact ABS plastic
Contacts Iridium-plated
Contact Rating 0.1A@100VDC (max), 1.0A@10VDC (max), 10W (max)
Operating Temperature -15°~160°F (-25°~70°C)
Switch Cycles 50 Million (0.1mA@5VDC)
Switch Dimensions 1-9/16″ x 3/4″ x 1/4″ (40 x 19 x 6 mm)
Magnet Type Rare-earth neodymium

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