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The thermal expansion bypass feature is critical for closed systems
Key Benefits High Current Capacity: Rated for up to 30A at 277VAC
When you are dealing with a vibration issue or a seized blower assembly
It is manufactured to meet rigorous OEM specifications
Common Questions What causes a blower wheel like the WHL0502 to fail
Marvair 70413 Heat Kit 321894-709 The thermal expansion bypass featureThe Marvair 70413 Heat Kit is a field installable 4kW electric heat strip designed specifically for integration with Marvair wall mount air conditioners and heat pumps, including ComPac and ModPac series. This auxiliary resistance heat assembly provides critical supplementary warmth for telecommunications shelters, modular offices, and commercial spaces. Engineered for 208 230V single phase applications, the kit features a durable stainless steel
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