Allied Universal Pressure Switch LG 800122-3

Engineered for pool and spa systems, the Allied Universal Pressure Switch LG 800122-3 delivers reliable, pressure-based control with a 2-1/2 lb differential. Its stainless pan construction and robust design provide a dependable replacement for heaters, pumps, and spa control panels.

• Application: Universal pressure switch designed specifically for pool and spa installations
• Differential: 2-1/2 lb differential to minimize relay chatter and stabilize system cycling
• Fittings: 1/8 NPT or 1/8" barb fitting options for flexible installation
• Tubing Adapters: 3/16" or 1/4" tubing adapters sold separately to match your plumbing
• Electrical Rating: 1–25 A at 24–240 VAC (Millivolt version also available for legacy setups)
• Material: Durable stainless pan for corrosion resistance in wet spa and pool environments

The LG 800122-3 is designed to deliver stable, reliable switching in demanding spa and pool applications. With its wide voltage compatibility and versatile connection options, it’s a practical upgrade for equipment longevity and reduced nuisance cycling. Whether you’re replacing an aged switch or upgrading to a quieter, more consistent control, this pressure switch provides a solid, long-lasting solution for spa heaters, pumps, and control panels.

Allied Pressure Switch LG800122-3

Description

Universal Pressure Switch
Introduced in 1993 specifically for the pool and spa industry, this pressure switch is designed with a 2-1/2 lb differential to completely eliminate oscillating or chattering relays. This uses a stainless pan material. Available as 1/8 npt version or a 1/8" barb fitting. 3/16" or 1/4" tubing adapters sold separately. Electrical rating 1-25 amps at 24-240 VAC. Also available in millivolt version