Lennox 104575-32, LG APG031RA, 30300 BTUH Scroll Compressor, R-410A, 10.3 EER, 208-230 VAC 3 Ph 60 Hz

Lennox 23U66 – Lennox 104575-32, LG APG031RA Scroll Compressor is a factory-specified replacement compressor designed for reliable operation in commercial and light commercial HVAC systems using R-410A refrigerant. With a rated capacity of 30,300 BTUH and an efficiency rating of 10.3 EER, this scroll compressor delivers consistent cooling performance while maintaining energy efficiency and system stability.

Engineered for 208–230 VAC, 3-phase, 60 Hz power supply, this compressor is ideal for applications that require dependable three-phase operation and smooth, low-vibration performance. The scroll compression design reduces moving parts compared to reciprocating compressors, resulting in quieter operation, improved durability, and longer service life. This makes it a preferred choice for technicians and contractors performing critical compressor replacements.

The Lennox 23U66 compressor is manufactured to meet original equipment specifications and is fully compatible with Lennox systems that require part number 104575-32 or LG model APG031RA. It is optimized for use with R-410A refrigerant and is intended strictly for HVACR applications designed around this refrigerant type. Proper installation by a qualified HVAC professional is required to ensure correct operation and system longevity.

Key features and specifications

Manufacturer Lennox / LG
Lennox part number 23U66
OEM reference 104575-32
LG model APG031RA
Cooling capacity 30,300 BTUH
Compressor type Scroll
Refrigerant R-410A
Efficiency rating 10.3 EER
Voltage 208–230 VAC
Phase 3 phase
Frequency 60 Hz

 

Typical applications

Replacement scroll compressor for compatible Lennox HVAC units
Commercial and light commercial air conditioning systems
R-410A refrigerant systems requiring three-phase power

 

This Lennox scroll compressor is an excellent choice for restoring original system performance, efficiency, and reliability while meeting OEM requirements for fit and function.