Cubigel HYE131MHUa Hermetic Refrigerator Compressor – 1/4+ HP, R600a, LBP 245 W

Cubigel HYE131MHUa is a 1/4+ HP hermetic reciprocating compressor manufactured for household refrigerators and freezers. It operates with R600a (isobutane); with a displacement of 13.1 cm³ it delivers a cooling capacity of 245 W (836 BTU/h) under LBP conditions. With its RSIR motor, it does not require a capacitor.

Quiet R600a Low Back Pressure (LBP) Refrigerator Compressor

The HYE series is manufactured by Huayi Compressor, to which the Cubigel brand belongs. With its statically cooled body, a noise level of ≤43 dB(A) and direct compatibility with capillary tube systems, it is a widely preferred model for refrigerator compressor replacement.

Key Technical Specifications and Equipment

• Brand / Model: Cubigel HYE131MHUa · manufacturer Changhong Huayi Compressor
• Refrigerant: R600a (isobutane)
• Application: LBP (low back pressure) — refrigerators, freezers
• Displacement: 13.1 cm³
• Motor type: RSIR · no capacitor
• Power supply: 220-240 V / 50 Hz single-phase · operating range 187-254 V
• Cooling: static · expansion: capillary tube
• Oil: mineral, 180 ml
• Tube diameters (ID): suction Ø6.1 · discharge Ø4.9 · process Ø6.1 mm — copper
• Dimensions: height 180 mm · base 188 × 158 mm · mounting hole spacing 170 mm
• Noise / vibration: ≤43 dB(A) · ≤0.8 m/s²

Performance (ASHRAE LBP Test Conditions)

Evaporating −23.3 °C · condensing +54.4 °C · ambient +32.2 °C · suction +32.2 °C

Operating Limits

• Evaporating: −35 … −15 °C · ambient: +10 … +43 °C
• Max. condensing 65 °C · max. discharge 110 °C · max. shell 95 °C · max. winding 120 °C

Box Contents

According to the manufacturer's delivery list, the box contains: compressor · starting relay (QP2-12/B3) · overload protector (DRB26V61A1 / BT71-120) · terminal cover · screw set · 4 rubber grommets, washers, bushings, M6×30 bolts and nuts. The electrical accessories are not fitted to the compressor; they are fitted during installation.

• 🔥 R600a is a flammable refrigerant (A3 class). Brazing, leak testing and charging must follow the rules for flammable refrigerants: a ventilated area, no sources of ignition and the correct charge quantity are essential. This compressor is for R600a systems only.
• 🔧 Tube connection: The suction and process tubes cannot be swapped; connect them according to the positions in the manufacturer's dimensional drawing.
• Application limit: This model is LBP — for refrigerators and freezers. It is not used in high evaporating temperature (HBP) water cooler and air conditioning applications.