- Pack of 4 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
- 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