The N1178CB-SWFB from Nascom is a recessed 3/4″ stubby open loop switch for steel and wood doors, equipped with wire leads. This switch is specifically designed for residential, commercial, and industrial applications, offering a quick installation process that minimizes false alarms caused by door shifting or warping. The N1178C Series is versatile enough for every type of hinged door, making it a reliable choice for installers.
Nascom N1178CB-SWFB Key Features
- Snap Fit on Steel – No Glue Required: Simplifies installation and reduces the need for additional adhesives.
- Encapsulated Hermetically Sealed Contacts: Protects against moisture and contaminants, ensuring reliable operation over time.
- 12″ 22AWG Wire Leads: Provides sufficient length for easy connections while maintaining conductivity.
- Polypropylene Housings: Durable and resistant to environmental wear, ensuring longevity.
- Wide Gap – N35 NdFeB Rare Earth Magnet: Offers a generous gap for flexibility in installation without sacrificing security.
- Listed to UL634 Standard: Meets rigorous industry standards for safety and performance.
Nascom N1178CB-SWFB Detailed Specifications
| Type | Recessed Open Loop Switch |
| Material | Polypropylene Housing |
| Wire Type | 12″ 22AWG Wire Leads |
| Contact Seal | Encapsulated Hermetically Sealed |
| Magnet Type | N35 NdFeB Rare Earth Magnet |
| Application | Steel & Wood Doors |
| Standards Compliance | UL634 Listed |



















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