Modine 5H0780340011 Pressure Switch for LP Gas Unit Heaters

The Modine 5H0780340011 is a safety pressure switch designed specifically for liquid propane (LP) gas applications in Modine gas-fired unit heaters. This critical safety component monitors venting conditions to ensure safe and proper operation of your heating system.

Key Features:

• Designed for LP gas unit heater applications
• Monitors and ensures safe venting pressure conditions
• Genuine OEM Modine replacement part
• Direct replacement for legacy part number 5H78034-11
• Compatible with various Modine unit heater models including PDP, PV, and HD series

This pressure switch serves as an essential safety device that prevents heater operation when unsafe venting conditions are detected. For installations at altitudes above 2,000 feet, a pressure switch may need to be changed based on specific altitude requirements. Always consult your unit's service manual or a qualified technician for proper installation and setup.

Application: Commonly used in Modine PDP (Power Vented), PV, HD (Hot Dawg), and other LP gas-fired unit heater models. This switch replaces older part number 5H78034-11 and provides the same functionality with current manufacturing specifications.