The Nascom N78WSHK-ST is a recessed 1″ ptf closed loop switch and shark magnet set tailored for both steel and wood doors. This innovative product simplifies installation with a snap-fit design, eliminates messy adhesives, and utilizes a powerful rare earth magnet to reduce the chances of false alarms. Ideal for various residential, commercial, and industrial applications, the N78 SHK series ensures reliable performance and long-lasting durability.
Nascom N78WSHK-ST Key Features
- Snap Fit On Steel – No Glue Required: Streamlined installation process that saves time and effort.
- Encapsulated Hermetically Sealed Contacts: Protects the internal components, enhancing longevity and reliability.
- Time Saving Installation: Designed for quick setup, reducing labor costs for installers.
- No Silicon, No Mess: Clean installation without sticky residues or additional materials.
- 12″ 22AWG Wire Leads: Offers ample length for easy connectivity in various setups.
- Polypropylene Switch Housing: Ensures durability and resistance to environmental factors.
- Wide Gap – N35 NdFeB Rare Earth Magnet: Provides strong attachment while minimizing false alarms caused by door movement.
- Listed To UL634 Standard: Complies with industry safety standards for peace of mind.
Additional Information
- Set: Switch/Magnet Set
- Color: White
- Flange: Y
- Switch Size: D1″ X L1.095″
- Magnet Size: D1″ X L1.095″
- Termination: 22AWG UL 1061 White
- Lead Length (in.): 12
Detailed Specifications
| Feature | Detail |
| Switch Type | 1″ ptf closed loop switch |
| Magnet Type | Shark magnet with N35 NdFeB |
| Suitable Applications | Residential, commercial, and industrial steel and wood doors |
| Installation Method | Snap fit design for quick installation |
| Wire Specifications | 12″ 22AWG wire leads |
| Housing Material | Durable polypropylene |
| Dimensions | Switch: D1″ X L1.095″, Magnet: D1″ X L1.095″ |
| Standard Compliance | UL634 |



















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