Description
Reliable 21A Barb Pressure Switch for Spas and Pumps
The PRESSURE SWITCH BARB 21AMP (LG8001253) is a compact, plastic-bodied pressure switch designed for use in spa control systems, water pumps and other pressure-sensitive applications. Built to deliver dependable on/off control, this 21 amp switch provides a practical, service-friendly solution where a small, barbed pressure connection is required.
Key Features
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21 amp electrical rating — suitable for many pump and control circuits requiring up to 21A capacity.
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Barb fitting — designed for quick connection to 1/8″ tubing or similar lines for fast installation.
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Adjustable pressure range — commonly configured for a 1–5 PSI operating range for typical spa and small pump applications.
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SPDT switching — single-pole, double-throw operation for flexible wiring and control schemes.
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Durable plastic housing — corrosion-resistant construction for reliable performance in wet environments.
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Universal replacement — used as a direct-fit or drop-in replacement in many Len Gordon / Allied Innovations applications.
Why Clients Choose This Switch
Technicians and OEMs choose the LG8001253 PRESSURE SWITCH BARB 21AMP because it combines practical electrical capacity with a small footprint and easy tubing connection. Its SPDT control and common 1–5 PSI range make it versatile for spa systems and small pump control tasks, while the plastic body helps resist moisture-related corrosion. When a straightforward, serviceable pressure switch is needed for routine maintenance or retrofit projects, this model is a dependable, cost-effective option.









