Nascom N400TW-SWHS Surface Mount Terminal Industrial Bar Open Loop Switch with Spacers, White
SKU
N400TW-SWHS
Model No
N400TW-SWHS
$18.05
Nascom N400TW-SWHS Surface Mount Terminal Industrial Bar Open Loop Switch with Spacers, White is available to buy in increments of 10
Product Highlights
- Encapsulated Hermetically Sealed Contacts
- ABS Housing
- Extra Wide Gap - N35 NdFeB Rare Earth Magnet
- Spacer for Steel Door Installs
- Screw Terminals

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The N400TW-SWHS from Nascom is a surface mount terminal industrial bar open loop switch with spacers, white. The N400T 4 inch industrial surface mount screw terminal contacts protect steel doors in commercial settings. The N400T is the installer’s choice of contact configuration where extra wide air and side-to-side gap are required to prevent false alarms caused by shifting or warping doors and windows. The 400T offers extreme flexibility for installation with four possible wire directions, including the bottom.
Nascom N400TW-SWHS Features
- Encapsulated Hermetically Sealed Contacts: Protects internal components from contamination, ensuring long-lasting reliability in diverse environments.
- ABS Housing: Provides durability and resistance to harsh conditions, making it ideal for industrial applications.
- Extra Wide Gap - N35 NdFeB Rare Earth Magnet: Reduces false alarms by accommodating shifts in door or window alignment while maintaining effective triggering.
- Spacer for Steel Door Installs: Enhances installation versatility and support, ensuring optimal performance on steel surfaces.
- Screw Terminals: Facilitates easy and secure wiring connections for quick installation and maintenance.
- Listed to UL634 Standard: Ensures compliance with safety regulations and industry standards, providing peace of mind for users.
Nascom N400TW-SWHS Detailed Specifications
| Feature | Details |
| Product Type | Surface Mount Terminal Switch |
| Dimensions | 4 inches |
| Gap Width | Extra Wide |
| Material | ABS Plastic |
| Magnet Type | N35 NdFeB Rare Earth |
| Installation Type | Screw Terminal |
| Listed Standard | UL634 |
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