GRI 4400AB W/1K Biased Aluminum Industrial Switch Set, 1/2 - 2 Gap Closed Loop
- 1/2″ to 2″ gap
- 36" armored cable
- Weather resistant rugged aluminum housing
- Longer leads available upon request
- Mounting hardware included

GRI's 4400 Switch Series is a heavy duty surface mounted industrial grade contact. A weather resistant rugged aluminum housing and a variety of optional mounting brackets make it ideal for securing chain link gates, overhead garage doors, safes or walk-in freezer doors. Kits include hardware, brackets and mounting instructions. GRI's 4400 switch series is a heavy duty surface mounted industrial grade contact. A weather resistant rugged aluminum housing and a variety of optional mounting brackets make it ideal for securing chain link gates, overhead garage doors, safes or walk-in freezer doors. A standard 3 foot length of stainless steel cable is offered as is a vinyl jacketed CL-2 type cable. Custom cable lengths of either type are available by special request. A case spacer PN #5226 can also be ordered as a separate mounting accessory. Switch sets include all other mounting hardware. A mounting kit PN #8297 is also available for garage door track mounting. The kit includes a 4402-A switch set, brackets and mounting hardware.
Features
- Gap Range: 1/2” to 2” - Perfect for various applications, ensuring versatility in installations.
- Cable Length: 36" armored cable - Provides robust protection and reliability for long-term use in industrial environments.
- Durable Construction: Weather resistant rugged aluminum housing - Guarantees durability and resistance to harsh weather conditions.
- Custom Lengths: Longer leads available upon request - Offers flexibility to meet specific installation needs.
- Included Components: Mounting hardware included - Simplifies installation with all necessary components provided.
- EOL Resistors/Diodes: Built-in upon request - Enhances functionality for specialized systems.
- Supervisory Loops: Available upon request - Allows for advanced monitoring and security features.
GRI 4400AB W/1K Camera Features
Detailed GRI 4400AB W/1K Specifications
| Feature | Details |
|---|---|
| Product Type | Heavy Duty Surface Mounted Industrial Switch |
| Material | Rugged Aluminum Housing |
| Gap Range | 1/2” to 2” |
| Cable Type | 36" Stainless Steel Armored Cable / Vinyl Jacketed CL-2 |
| Mounting Kit Availability | Yes, with PN #8297 including brackets and hardware |
| Custom Cable Options | Available by special request |
| Additional Features | Built-in EOL resistors, diodes, and supervisory loops available upon request |




