| Refrigerant type | R410A |
| System type | Multi-zone unit |
| BTU rated | 18,000 |
| Power source | 208-230V, 1Ph, 60Hz |
| Dehumidification value | 2.20 pnt/day |
| Voltage range | 187-253V |
| Refrigerant piping | 2x1/4" Liquid, 2x3/8" Gas |
| EER2 | 13.9 |
| SEER2 | 22.9 |
| Net/gross weight | 100.31/108.69 lbs |
| Unit dimensions | 35.04x13.46x26.50 in |
| Packing dimensions | 40.55x17.24x29.53 in |
| Operation range heating/cooling | Heating: -13~75°F / Cooling: 5~122°F |
| Minimum circuit ampacity | 18A |
| Max fuse | 25A |
Overview
The Cooper&Hunter CH-18MES-230VO is an 18,000 BTU, 230V multi-zone outdoor unit supporting up to 2 zones. Built with high-frequency compressor technology and high-efficiency heat exchange pipes, it delivers a SEER2 rating up to 22.9 on R410A refrigerant and pairs with Cooper&Hunter's full range of ES multi-zone indoor units, including wall mounts, ceiling cassettes, slim ducts, floor/ceiling units, and air handlers.
Features
- Supports up to 2 indoor zones
- Inverter technology with high-frequency compressor start-up
- Intelligent dusting switch reverses fan to clear debris from the coil
- 7-year compressor / 5-year parts standard warranty
What's Included
- C&H 18,000 BTU Multi-Zone Heat Pump
Specifications
| Refrigerant type | R410A |
| System type | Multi-zone unit |
| BTU rated | 18,000 |
| Power source | 208-230V, 1Ph, 60Hz |
| Dehumidification value | 2.20 pnt/day |
| Voltage range | 187-253V |
| Refrigerant piping | 2x1/4" Liquid, 2x3/8" Gas |
| EER2 | 13.9 |
| SEER2 | 22.9 |
| Net/gross weight | 100.31/108.69 lbs |
| Unit dimensions | 35.04x13.46x26.50 in |
| Packing dimensions | 40.55x17.24x29.53 in |
| Operation range heating/cooling | Heating: -13~75°F / Cooling: 5~122°F |
| Minimum circuit ampacity | 18A |
| Max fuse | 25A |
Details
Overview
The Cooper&Hunter CH-18MES-230VO is an 18,000 BTU, 230V multi-zone outdoor unit supporting up to 2 zones. Built with high-frequency compressor technology and high-efficiency heat exchange pipes, it delivers a SEER2 rating up to 22.9 on R410A refrigerant and pairs with Cooper&Hunter's full range of ES multi-zone indoor units, including wall mounts, ceiling cassettes, slim ducts, floor/ceiling units, and air handlers.
Features
- Supports up to 2 indoor zones
- Inverter technology with high-frequency compressor start-up
- Intelligent dusting switch reverses fan to clear debris from the coil
- 7-year compressor / 5-year parts standard warranty
What's Included
- C&H 18,000 BTU Multi-Zone Heat Pump
Manuals
Submittals
Frequently Asked Questions
Who do you sell to?
We sell exclusively to licensed HVAC contractors and industry professionals. Professional installation by a licensed technician is recommended to ensure proper installation, system performance, code compliance, and maximum manufacturer warranty coverage.
What brands do you carry?
We specialize in high performance brands like Cooper and Hunter along with ductless and mini split systems that meet California low GWP and energy compliance standards. We also stock trusted installation and service brands including NAVAC, RectorSeal, Fieldpiece, Armbridge, Olmo, and Diversitech.
Do you stock equipment locally?
Yes. We have a ton of equipment and accessories in stock across the Bay Area and Sacramento, available for local pickup or freight shipping. More locations coming soon.
Can I get help sizing a system?
Absolutely. We help contractors with equipment selection, line set sizing, refrigerant matchups, and other technical questions. Reach out via phone or email for support.
Do you offer volume discounts?
Yes. We offer contractor pricing and volume breaks for bulk orders. Reach out directly if you're planning a multi-unit install or need project pricing.
Do you help with warranty claims?
Yes, you will need to first reach out to the Cooper & Hunter Technical Support line 1 800-977-0722 to go through troubleshooting, and if it is determined to be a defective unit, we will work with the manufacturer and you as the customer to source you a replacement unit under warranty. If it is determined to need replacement parts, you as the customers will work with Cooper & Hunter to source replacement parts.
Can I buy online?
Yes. As long as you have a licensed contractor account with us, you can place orders online for delivery or pickup at any of our branch locations.
What makes CoolMan different?
We’re not just a supplier — we’re a partner. We know the ductless business, we understand California codes, and we move fast to help you win jobs and keep clients happy.
