Antunes 803113101 LGP-H Low Gas Pressure Switch Manual Reset 1-7 PSI

The Antunes 803113101 LGP-H is a low gas pressure switch designed to monitor gas pressure in HVAC systems, boilers, and industrial equipment. This manual reset switch cuts off the electrical control circuit when gas pressure drops below the desired set point, providing essential safety protection for combustion systems.

Key Features:

• Adjustable pressure range: 1-7 PSI
• Manual reset operation for proper safety interlocking
• Single-pole, double-throw (SPDT) relay configuration
• Rugged die-cast aluminum housing for durability
• 1/4" NPT gas inlet connection
• 1/8" NPT vent outlet
• On/off indicator with range scale
• Factory calibrated and leak tested

Electrical Rating: 10A, 1/8 HP at 125 VAC; 5A, 1/4 HP at 250 VAC; Pilot Duty: 125 VA at 125-250 VAC

Environmental Specifications:

• Maximum ambient temperature: 140°F (60°C)
• Minimum ambient temperature: -40°F (-40°C)
• Maximum surge pressure: 10 PSI

This switch must be mounted horizontally with the inlet stem facing down. The LGP-H model features "open-on-low" operation, meaning the circuit opens when pressure falls below the set point. UL, CSA, and FM approved for reliable performance in commercial and industrial applications.