Description
US Motors EMC3121U1 R290 Refrigerant Compressor Overview
The US Motors EMC3121U1 is a single-phase compressor engineered for systems utilizing R290 (propane) refrigerant — a natural, low-GWP refrigerant increasingly specified in modern, environmentally responsible refrigeration and HVAC applications. Designed for 115V single-phase power, this compressor delivers dependable compression performance in a compact, efficient package suited for light commercial and specialty refrigeration systems.
Key Features
- Designed for R290 (propane) natural refrigerant — low global warming potential (GWP)
- 115V, single-phase power supply for broad compatibility
- Built to US Motors’ exacting quality and reliability standards
- Suitable for light commercial refrigeration and specialty cooling applications
- Engineered for efficient, long-service-life operation
- Drop-in replacement design for simplified installation and serviceability
Specifications
- SKU: EMC3121U1
- Brand: US Motors
- Voltage: 115V
- Phase: 1-Phase
- Refrigerant: R290 (Propane)
- Type: Refrigerant Compressor
Why Choose R290?
R290 (propane) is a natural hydrocarbon refrigerant with an exceptionally low global warming potential (GWP of 3) and zero ozone depletion potential (ODP). It offers excellent thermodynamic efficiency, making it a preferred choice for environmentally conscious system designs and applications subject to evolving refrigerant regulations.
Application
Ideal for use in light commercial refrigeration units, reach-in coolers, specialty cooling equipment, and other systems designed or converted to operate with R290 refrigerant. Always follow applicable safety codes and standards when working with flammable refrigerants.







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