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C&H 5-Zone 23.4 SEER2 Mini Split Heat Pump (-13Β°F) E-Star: 12.5 EER/8.7 HSPF (R410a)

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In Stock A: 5 Zone Special (CH)

Introducing the C&H 5-Zone 23.4 SEER2 Mini Split Heat Pump, your ultimate solution for year-round comfort! This Energy Star-certified powerhouse operates efficiently with a remarkable 23.4 SEER2 rating and features R410A refrigerant, ensuring optimal performance and support across the US. With the ability to heat down to -13 F, this system is perfect for various climates. The package includes five stylish Olivia wall-mount indoor units, each delivering 9K BTU, paired with a robust 48,000 BTU outdoor unit that manages up to five zones simultaneously. Plus, for those extra chilly days, consider upgrading to the hyper heat outdoor units for heating capabilities down to -22 F. Experience the perfect blend of efficiency and comfort with the C&H 5 Zone Split Hyper Heat Pump AC your go-to choice for a cozy home!

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Description

C&H 5-Zone 23.4 SEER2 Heat Pump (-13°F) — R410a
Cooper & Hunter | R410a | 5-Zone | Energy Star

C&H 5-Zone 23.4 SEER2 Heat Pump (-13°F) — R410a

5-Zone23.4 SEER28.7 HSPF212.5 EER2-13°F Min HeatR410a

5-Zone Energy Star Heat Pump — Proven R410a Performance, Lowest Entry Price

R410a Refrigerant Energy Star Certified 23.4 SEER2 5 Zones

This Cooper & Hunter 5-zone package delivers Energy Star-certified efficiency at 23.4 SEER2 with an R410a refrigerant system — the most widely available refrigerant with the broadest contractor support across the US. The base package includes five Olivia wall-mount indoor units (defaulting to 9K BTU each) and a CH-48MES-230VO 48,000 BTU outdoor unit capable of handling up to five simultaneous zones.

The optional hyper heat outdoor units (CH-HPR series) add low-ambient heating capability down to -22°F for an upgrade charge. The standard MES outdoor units heat down to -13°F, which covers most US climate zones. Upgrade both the outdoor unit and each indoor unit independently via the dropdown menus — 9 indoor unit types available including wall mounts, consoles, floor-ceiling, slim ducts, cassettes, and air handlers.

⚑ Efficiency & Performance

23.4
SEER2
12.5
EER2
8.7
HSPF2
-13°F
Min Heat Temp
R410a
Refrigerant
7 Yr
Compressor Warranty
Specification Value
System Type 5-Zone Ductless Mini Split Heat Pump
Default Outdoor Unit CH-48MES-230VO (48,000 BTU)
Default Indoor Units (x5) CH-09MOLVWM-230VI — Olivia 9K Wall Mount
SEER2 Rating 23.4 (Energy Star)
EER2 Rating 12.5
HSPF2 Rating 8.7
Refrigerant R410a
Voltage 230V / Single Phase
Min. Heating Temp (Standard) -13°F (-25°C)
Min. Heating Temp (Hyper Upgrade) -22°F (-30°C)
Basepan Heater Built-In
Coil Coating Gold Hydrophilic Pre-Coated Fins
Refrigerant Leak Detection Yes
Energy Star Certified
Warranty 7-Year Compressor / 5-Year Parts

πŸ”Œ Outdoor Unit Options (Standard & Hyper)

CH-48MES-230VO — 48,000 BTU — Standard (-13°F), Included
CH-55MES-230VO — 55,000 BTU — Standard (-13°F), 21.3 SEER2
CH-HPR19M-230VO — 19,000 BTU — Hyper (-22°F)
CH-HPR28M-230VO — 28,000 BTU — Hyper (-22°F)
CH-HPR36M-230VO — 36,000 BTU — Hyper (-22°F)
CH-HPR48M-230VO — 48,000 BTU — Hyper (-22°F)
CH-HPR55M-230VO — 55,000 BTU — Hyper (-22°F)
CH-18MES-230VO — 18,000 BTU — Standard (-13°F)
CH-28MES-230VO — 28,000 BTU — Standard (-13°F)
CH-36MES-230VO — 36,000 BTU — Standard (-13°F)

🏠 Indoor Unit Options (Select per Zone via Dropdown)

Olivia Wall Mount (White & Midnight Black)
Olivia White Wall Mount Olivia Midnight Black Wall Mount
  • Auto-swing horizontal louvers
  • Genius Core ultra-low compressor speed (12Hz)
  • Modern, user-friendly remote controller
  • 46°F freeze protection
  • Wi-Fi ready capability
  • Turbo mode for rapid heating and cooling
  • Self-clean function (single zone only)
  • Eco mode (single zone only)
  • Follow Me temperature-sensing mode
  • Programmable 24-hour timer
  • Sleep mode for energy-efficient night operation
Astoria Wall Mount — CH Astoria Series
Astoria Wall Mount
  • Front-accessible E-box and PCB with cover kickstand for easy servicing
  • Quick-disassembly cabinet design with an easily removable fan blower
  • Enlarged air intake and outlet for improved airflow performance
  • Dual auto-swing vertical and horizontal louvers
  • Modern, user-friendly remote controller
  • Self-clean function (single zone only)
  • Follow Me temperature-sensing mode
  • Programmable 24-hour timer
  • Eco mode (single zone only)
  • 46°F freeze protection
  • Turbo mode for rapid response
  • Sleep mode operation
Floor Console — CH Console Series
Floor Console

Mini Floor Consoles are most popular in colder climates as, during winter seasons, dual air discharge locations provide heated air at ground level, which naturally rises to fill the room. They are also a great option for attics, which often do not have the wall or ceiling space for other indoor types. Mini Floor Consoles are available in 12/16K Btu/h only.

Floor-Ceiling Unit — Universal Floor/Ceiling
Floor-Ceiling Unit

Universal Floor/Ceiling units offer flexibility in regard to location, as they can be installed horizontally on a ceiling or vertically on a wall. These units can be conveniently controlled by remote control, wall thermostat, or C&H Remote app. Universal Floor/Ceiling units are available in 18K and 24K models.

Slim Ducted Unit — CH Slim Duct Series
Slim Ducted Unit

Slim Ducts provide an inconspicuous solution, hidden in attics and ceiling crawl spaces, without the energy loss associated with central ducted systems. Slim Ducts offer flexibility of installation as the ducts can be directed into separate areas which are collectively controlled by one wall thermostat. For example, one slim duct can be directed to cool and heat hallways, closets, laundry rooms, and bathrooms of a home while the bedrooms themselves are controlled independently. Slim Ducts are available in 9K, 12K, 18K and 24K Btu/h models. Condensate pump built in.

4-Way Ceiling Cassette — CH Cassette Series
4-Way Ceiling Cassette

Ceiling Cassettes offer a convenient solution for offices and businesses, as they can easily fit into a standard ceiling grid (9-18k=22.5x22.5/24K+=33.07x33.07), but they can be used for almost any application, as long as enough space exists above the ceiling itself. Ceiling Cassettes provide omni-directional air flow and user-friendly Remote Control operation along with a built in condensate pump.

1-Way Slim Cassette — CH One-Way Cassette
1-Way Slim Cassette

SLIM Ceiling Cassettes offer a convenient solution for homes, offices and businesses, as they can easily fit into a ceiling joist (50.31x13.19x8.98) unlike traditional cassettes, but they can be used for almost any application, as long as enough space exists. Slim Ceiling Cassettes provide ONE WAY air flow and user-friendly Remote Control operation along with a built in condensate pump.

Central Air Handler (AHU) — CH AHU Series
Central Air Handler (AHU)
  • INTELLIGENT AIR FLOW: Allows the technician to automatically and accurately calculate the required static pressure.
  • ANTI-COLD AIR FUNCTION: Fan doesn’t blow until the coil is warm, so cold air is not pushed into the room upon startup.
  • FAST COOL/HEAT FUNCTION: When set temperature is more than 10 degrees difference from room temperature, the unit will run at 100% capacity to reach it faster.
  • ALUMINUM COIL: Fewer corrosion points than copper coils.
  • AUXILIARY HEATER: Can be purchased separately as a back up heat option for indoor units. Available in 5kW, 10kW, 15kW, and 20 kW models.
  • AUTO RESTART FUNCTION: Auto restart in the event of a power outage.
  • REFRIGERANT LEAK DETECT: Protects the compressor from damage by high temperature due to refrigerant leak, by alerting user with error code “EC”.
  • WIRED CONTROLLER: Compatible with most 24V thermostats.
  • WIFI READY: C&H WIFI Kit enables control with C&H remote App via OS or Android smart device (optional).
  • TRUE MULTI POSITION AIR HANDLER: Horizontal, vertical, or downward installation.

β˜… Key Features

Widest Contractor Support

R410a is the most common refrigerant in the field — virtually every HVAC technician has the tools, gauges, and experience to service it. Ideal for commercial installs.

Energy Star Certified

23.4 SEER2 / 8.7 HSPF2 qualifies for utility rebates in most states. Savings often offset the system cost within 3–5 years of operation.

Upgrade to Hyper Heat

Select the CH-HPR outdoor unit in the dropdown to upgrade to -22°F capability for northern US climates — same indoor unit compatibility, same installation.

9 Indoor Unit Types

Wall mounts, consoles, floor-ceiling, slim ducts, cassettes, and air handlers all connect to this outdoor unit — mix and match per zone to suit your layout.

High-Frequency Racer Technology

The compressor reaches maximum speed within 6 seconds of startup — delivering immediate comfort instead of a slow ramp-up typical of standard inverters.

Built-In Basepan & Crankcase Heater

Keeps the outdoor unit drain pan and compressor oil warm during cold-weather standby — critical for reliable startups in freezing conditions.

Why Buy From Mini Split Warehouse

Free Nationwide Shipping

No weight limits. No dimensional charges. Free freight delivery on every order.

Factory Warranty Included

Every unit ships with the full manufacturer warranty — no third-party coverage needed.

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πŸ”’ Factory Warranty Coverage

All Cooper & Hunter systems ship with the full factory warranty. Register your system at cooperandhunter.us/warranty to activate coverage.

7 Yr
Compressor
5 Yr
Parts

❓ Frequently Asked Questions

Is R410a being phased out?

R410a is being phased down (not immediately banned) under current EPA SNAP regulations. New equipment sales of R410a residential systems will be restricted starting in 2025 under certain thresholds, but existing R410a systems can continue to be serviced and R410a refrigerant remains available. This system is a compliant option for current installations, especially in commercial and multi-zone contexts where R410a tooling and expertise are most available.

What is the minimum total BTU I need for 5 zones?

Add up the BTU requirements of each room you're conditioning. As a rough guide, 500–600 BTU per square foot of living space is a starting point, then adjust for climate, insulation, and window exposure. The 48K BTU outdoor unit included supports combined indoor loads up to approximately 52,000–57,000 BTU with typical multi-zone oversizing. Upgrade to 55K for larger homes.

Can I add a hyper heat outdoor unit to this package?

Yes — use the outdoor unit dropdown above to select a CH-HPR hyper heat outdoor unit. This upgrades minimum heating temperature from -13°F to -22°F. The indoor units are compatible with both the standard MES and hyper HPR outdoor units.

Does this system require a specific breaker size?

Breaker size depends on the outdoor unit model selected. The 48K BTU CH-48MES-230VO typically requires a 40A double-pole breaker; the 55K model may require 50A. Each indoor unit requires its own circuit — typically 15–20A. Consult the submittal data sheet for the specific outdoor unit you select.

What warranty is included?

Cooper & Hunter provides a 7-year compressor warranty and 5-year parts warranty on both indoor and outdoor units. Warranty registration is required at cooperandhunter.us/warranty. DIY installation is generally supported for warranty purposes on C&H systems.

Specification
Title C&H 5-Zone 23.4 SEER2 Mini Split Heat Pump (-13Β°F) E-Star: 12.5 EER/8.7 HSPF (R410a)
Brand Cooper and Hunter
Category Quint. | 5 Zone | Select Five Heads
SKU A: 5 Zone Special (CH)
Condition new
UPC 893088008217
MPN CH-48MES-230VO
Reviews 1
5.0 1 review

One Compressor

Grover Johnson · June 2026

The real triumph of this system was getting it installed in our detached backyard workshop and guest suite setup. Because the outbuildings sit a good distance from the main house where the outdoor unit is mounted, we had to trench and run extra-long line sets across the yard to hook everything up. It was a ton of heavy digging and meticulous planning to make sure the refrigerant lines traveled safely underground, but now both spaces get flawless, immediate climate control without needing a second noisy compressor taking up yard space.

Customer Reviews

5.0 / 5 · 1 reviews
One Compressor

The real triumph of this system was getting it installed in our detached backyard workshop and guest suite setup. Because the outbuildings sit a good distance from the main house where the outdoor unit is mounted, we had to trench and run extra-long line sets across the yard to hook everything up. It was a ton of heavy digging and meticulous planning to make sure the refrigerant lines traveled safely underground, but now both spaces get flawless, immediate climate control without needing a second noisy compressor taking up yard space.

Grover Johnson · 2026-06-23

Mini Split Warehouse offers a wide selection of ductless air conditioners and split heat pumps, providing free shipping nationwide.

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