Tecmark Universal Pressure Switch 3925

Model: 3925 – 25 Amp Rating

Product Overview

As a retailer of hot tub spa parts, I’m featuring this versatile Tecmark universal pressure switch. This adaptable component offers exceptional compatibility across multiple applications with its comprehensive fitting options.

Key Features

• 25 Amp rating for electric heater applications
• Universal retrofit capability
• SPNO (Single Pole Normally Open) design
• Multiple adapter options included
• Brass fitting compatibility
• Broad application versatility

Technical Specifications

Specification	Detail
Manufacturer	Tecmark
Model Number	3925
Amperage Rating	25A
Switch Type	SPNO
Configuration	Universal
Contact Type	Single Pole Normally Open
Application	Electric Heater Systems
Construction	Industrial Grade

Included Adapters

• 1/8″ barb adapter
• 3/8″ compression adapter
• 1/4″ compression adapter

Installation Versatility

The universal design allows this switch to retrofit virtually any pressure switch application. Multiple included adapters ensure compatibility with various plumbing configurations, making it an ideal replacement choice across different spa systems.

Application Range

• Electric heater systems
• Spa pressure monitoring
• Equipment protection circuits
• Retrofit installations
• System upgrades

Design Benefits

• Universal compatibility
• Multiple connection options
• Reliable switching action
• Durable construction
• Flexible installation options

Upgrade Notes

This model has been discontinued – refer to part number 47-319-1006 for current replacement options. Brass fittings need to be ordered separately for new installations.

Installation Considerations

• Choose appropriate adapter for your application
• Verify system compatibility
• Ensure proper pressure settings
• Check mounting requirements
• Confirm electrical specifications