Allparts 60146 .40 W.C. Pressure Switch for Compact Furnaces — Natural Gas & Propane, Compatible with MHU45/HSU45, MHU75/HSU75, MHU80/HSU80

Meet the 60146 pressure switch from Allparts Equipment & Accessories, a purpose-built OEM replacement designed for compact furnaces. With a precise 0.40 W.C. rating (0.22 in. W.C. pressure class) and compatibility with both natural gas and propane setups, this switch is crafted to align with original ENERCO specifications. The result is a component that fits with confidence and supports the furnace’s intended operating sequence without requiring specialized adjustments.

Why choose this replacement

This pressure switch is positioned as a direct, OEM-style substitute that mirrors the original form and function. It aims to reduce guesswork during diagnostics and provide a dependable non-invasive option for maintenance or part restoration on compatible units.

• OEM-aligned design for exact fit and straightforward replacement
• Versatile fuel compatibility supports natural gas and propane configurations
• 0.22 in. W.C. (approximately) pressure class matches common compact furnace setups

Compatible models at a glance

The 60146 is suitable for a range of compact furnaces and overhead garage & workshop heaters. Specific models include MHU45, HSU45, MHU75, HSU75, MHU80, and HSU80. Before purchase, confirm model compatibility with your system to ensure a proper match.

• MHU45 / HSU45
• MHU75 / HSU75
• MHU80 / HSU80

What’s included and how to use

This OEM replacement part is designed to match the heater’s original specifications, simplifying installation for technicians and capable homeowners. Follow standard safety practices and the unit’s service manual during replacement.

• One 60146 pressure switch per order, ready for installation
• Backed by Allparts’ catalog of ENERCO-compatible parts

Practical considerations

Consider this part when you need a dependable, non-invasive replacement that preserves the furnace’s cycling sequence. While it supports common configurations, always verify model and fuel type to ensure compatibility and optimal performance.