- Find an Installer
New Model MULTI42CDUCT407 replaces Model MULTI42BDUCT407
- Outdoor Condenser Model: MULTI42HP230V1CO
- Indoor Concealed Duct Model: DUCT12HP230V1AD (x4)
- Wireless Remote Control (x4) and XK-19 Wired Controller (x4)
- Required, but not included: 1/4" x 3/8" line set (x4)
The GREE Multi21+ Quad-Zone CONCEALED DUCT 42,000 BTU System is powered by Gree’s G10 inverter-driven compressor and eco-friendly R410A refrigerant. These units can heat and cool 4 zones without distribution boxes. Our G10 inverter technology saves energy, reduces outdoor noise and keeps room temperature steady by eliminating the harsh starts & stops of conventional systems. The Multi21+ Concealed Duct offer the ultimate in flexibility and discretion. These slim indoor units are designed to be concealed above suspended ceilings or within open closet spaces to deliver conditioned air via ducting and suitable ceiling or wall grilles.
Features & Benefits:
- High Efficiency up to 21 SEER
- Sound Levels to 61 dB(A)
- Multi-point Diagnostics
- Low Ambient Cooling down to 0° F
- Low Ambient Heating down to -4° F
- Intelligent Defrost
- Heavy Gauge Steel Cabinet
- Includes Line-set Adaptors
- Medium Static Pressure Capability
- Slim Line Construction 7-7/8" high
- Alternate Return Air From Bottom Or Rear
- Internal Condensate Pump
- Sentry Float Switch
- IR Remote and XK -19 Wired Controller
- Five (5) Year Warranty
Please Note: Mini Split Systems must be installed by a licensed Contractor with an EPA Refrigerant Certification to qualify for warranty.
Which line set kit do I need?
This system uses (4) 1/4" x 3/8" line set. These are sold separately, and you can choose from our 15 ft, 25 ft, 35 ft, and 50 ft lengths. The length needed depends on the needs of your project and how you will set up the system (distance from outdoor condenser to indoor air handler).
Is this backed by a warranty?
Yes, this system comes backed by a warranty from the Manufacturer, not ComfortUp. We are an authorized online seller of these systems and can assist you with any questions you may have regarding the warranty process. *Please Note, all of our manufacturers require that the installation must be done by a state Licensed HVAC contractor in order to be eligible for the warranty. Proof of HVAC licensed installation will be required so please be sure to keep all receipts. HVAC contractors will need to be involved for any warranty troubleshooting and/or repairs. Labor is not included in the manufacturers warranty. ComfortUp does offer an extended warranty option that includes Labor and can also extend parts coverage beyond the manufacturers listed timeframe. For More information on the Extended Warranty option, click here.
Bundle Unit Sound Pressure Rating 61 dB(A) Capacity 42,000 BTU Cooling Capacity 8871 - 40944 Corrosion Protection Yes Cycle Hertz 60 Hz Filter Type Washable HSPF 10.2 Inverter Yes Item Weight 400.4000 pounds Line Set Size For Bundle 1/4" x 3/8" (4) Minimum Circuit Amps 24 Phase Single Refrigerant R-410A Room Size 1,400 - 2,300 ft2 UPC 841999171292 Warranty Offered Yes Wireless No Zone Capability 4 Zones Equipment Type Heat Pump SEER 21 EER 10.4 Voltage 208-230 VAC Energy Star Rated No Heating Capacity 8871 - 46062 Tonnage 3.5 Product Family MULTI 21+ Mounting Type Concealed Duct 4-Way Remote Air Flow Control No
Manuals & Docs
Gree 42,000 BTU Multi21+ Quad-Zone Concealed Duct Mini Split Air Conditioner Heat Pump 208/230V SEER 21 (12-12-12-12)
- Use & Care Instructions
- Installation Instructions
- Service Manual
- Consumer Catalog 1
- Installation Instructions 1
- Submittal Sheet 1
- AHRI Certification
Find an Installer
Indoor Unit Sizing Guide
|6,000 BTU||150 – 300 sq ft|
|9,000 BTU||300 – 500 sq ft|
|12,000 BTU||400 – 650 sq ft|
|15,000 BTU||500 – 800 sq ft|
|18,000 BTU||600 – 1,000 sq ft|
|24,000 BTU||800 – 1,300 sq ft|