Seco-Larm SM-4201-LQ Pack of 2 Track-Mount Overhead Door Magnetic Contact Switches, Rugged Aluminum Housing, 36" Wire Leads, For Closed-Loop Circuits, 3" Gap, Weatherproof, Mounting Bracket Included

Key Features:
- Pack of 2 Track-Mount Overhead Door Magnetic Contact Switches
- Used for overhead doors in both industrial and residential situations where a wide gap is present
- Adjustable to fit most door-channel widths
- Rugged aluminum housing
- 36" (91cm) Wire leads enclosed in armored cable
- Contact Type: SPST, iridium-plated to have a high melting point and Vickers hardness for higher power handling and longer expected life
- For closed-loop circuits
- 3" (76mm) Gap
- IP65 Weatherproof
- Mounting bracket included

Specifications:
- Loop type: Closed loop
- Electrical configuration: N.O. (SPST)
- Operation Gap: 3" (76mm)
- Connectors: 36" (91cm) Armored leads
- Material: (Case): Aluminum; (Contacts): Iridium-plated
- Contact Rating: 0.1A @ 100VDC (max.); 1.0A @ 10VDC (max); 10W (max.)
- Operating temperature: -15° to 60° F (-25° to 70° C)
- Switch Cycles: 50 Million (0.1mA@5VDC)
- Switch Dimensions: 3.12" x 2.62" x 1.81"
- Magnet Dimensions: 3.25" x 3.56" x 1.75"
- Magnet Type: Ferrite