The Gemini® Split-System Heat Pump is engineered for high-efficiency cooling and dependable performance. With energy efficiency ratings up to 11.0 EER and advanced heating capabilities, this system is designed to meet the dynamic needs of commercial environments. Integrated with Puron® refrigerant for sustainable operation, it supports indoor air quality and reliable HVAC performance. Convenient installation and maintenance features, such as the Comfort Alert™ diagnostic board and 24V control circuit transformer, make the 38AUQ an optimal solution for commercial climate control challenges. Whether for ground-level or rooftop installations, this split-system is built to last under demanding conditions.
- AHRI 340/360
- UL Listed
- ETL Listed
- ASHRAE 90.1
Features
Built with prepainted, galvanized steel that withstands a 500-hour salt-spray test, complemented by scroll compressors and E-Coat coil protection for extended longevity.
A single-piece design and base rail with forklift slots ease installation, adaptable for both rooftop and ground placement.
Powered convenience outlets, access panels and diagnostic tools simplify upkeep, minimizing downtime.
Low ambient temperature capabilities and Comfort Alert™ ensure consistent operation across varied conditions.
Integrated high and low-pressure switches and anti-short cycling safeguards provide superior system resilience over time.
The Gemini® 38AUQ Split-System Heat Pump offers adaptable commercial HVAC solutions tailored to your efficiency, performance, and sustainability goals.
Documents
Accessory and Kit Data
Split Systems Heat Pump and Condensing Units Accessory Hail Guard 15 and 20 Ton Cooling Unit 15 and 20 Ton Heat Pump CALVHLGD007A00, 008A00, 009A00
Split Systems Heat Pump and Condensing Units Accessory Outdoor Coil Grille 6 to 12.5 Ton Cooling Unit 6 to 10 Ton Heat Pump
CALOWAMB018A00 - CALOWAMB029A00, CALOWAMB037A00 - CALOWAMB042A00 Motormaster® I Head Pressure Controller Accessory for Split System Condensing Units 15 and 20 Tons
Hail Guard Accessory for Split Systems Heat Pump and Condensing Units 15 and 20 Tons CALVHLGD008A00, CALVHLGD009A00
CALOWAMB004A00-CALOWAMB006A00, CALOWAMB009A00, CALOWAMB030A00-CALOWAMB036A00 Split Systems Accessory Motormaster I Head Pressure Controller 6 to 12.5 Tons
33WIFISTAT43 Wi-Fi Thermostat
Hail Guard Accessory for Split Systems Heat Pump and Air Conditioning Condensing Units (6-12.5 Ton Cooling, 6-10 Ton Heat Pump)
Brochure
Gemini™ 38AU / 40RU Split System Air Conditioners and Heat Pumps Brochure
A World of Comfort 2025 - Brochure
Understanding the AIM Act
Staged Air Volume (SAV) System for Carrier’s Small and Medium Packaged Rooftop Units and Light Commercial Splits Systems
A World of Comfort 2025 - Brochure (Printer Version)
Configuration
33CSPREMLK PremierLink™ Retrofit Rooftop Controller Version 3.x
Guide Specifications
38AUQ Guide Specifications, 6 to 20 Nominal Tons Cooling, 66,000 to 218,000 Btuh Heating
Installation
Installation Summary Chart for 6 to 12.5 Ton Condensing Units, 6, 7.5 and 10 Ton Heat Pump Units
38AUZ/AUQ12 Air Cooled Condensing Units and Heat Pump Condensing Units with Puron (R-410A) Refrigerant, Size 12, Electrical Data Supplement
38AUQD/E 08 Heat Pump Condensing Units, 60 Hz Single Circuit, 2-Stage with Digital Scroll Compressor and Puron (R-410A) Refrigerant
38AUQ 07-12 Heat Pump Condensing Units with Puron (R-410A) Refrigerant
38AUQ 16-25 Heat Pump Condensing Units with Puron (R-410A) Refrigerant
Product Data
38AUQ07-25 Heat Pump Outdoor Unit Split System with Puron Refrigerant, 6 to 20 Nominal Tons
REVIT and 3D DRW Files
38AUQ07-12 Packaged Heat Pump Condenser Units, Single Circuit, Family REVIT Files
38AUQ16-25 Packaged Heat Pump Condenser Units, Dual Circuit, Family REVIT Files
Submittal
38AUQ 07 - 25, Air-Cooled Heat Pump Split System Units with Puron (R-410A) Refrigerant
Warranty Card
Warranty - Standard Product Warranty for Commercial Equipment
Limited Warranty for Light Commercial Equipment