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C&H 9K-Btu MS-Slim Ducted 19.5 SEER2 Mini Split Heat Pump (-13Β°F) E-Star: 12.8 EER/11 HSPF (R454B)

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In Stock CH-RES09-230VO/CH-RS06-12MDT- MS

Introducing the C&H 9K-Btu Slim Ducted Mini Split Heat Pump, your go-to solution for energy-efficient heating and cooling! This sleek unit boasts a remarkable 19.5 SEER2 rating, ensuring you stay comfortable without breaking the bank. Perfect for crawl space air conditioning, this Cooper Hunter heat pump is designed for flexibility, fitting seamlessly into attics, closets, or any tight space. With a condensate pump included, you can say goodbye to water worries! Control your comfort effortlessly with the remote, wired thermostat, or the C&H Remote app. Engineered with the eco-friendly R454B refrigerant, this medium-static ducted system is not just efficient; it's smart too! Enjoy peace of mind with a 7-year compressor and 5-year parts warranty.

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Description

Cooper & Hunter 9K Medium-Static Slim Ducted Mini Split
Cooper & Hunter
9K BTU Medium-Static Slim Ducted Mini Split — 19.5 SEER2, R454B, -13°F
9,000 BTU 19.5 SEER2 ENERGY STAR R454B -13°F Heating Wi-Fi + Wired T-Stat 7yr / 5yr Warranty

C&H 9K Medium-Static Slim Ducted Mini Split — 19.5 SEER2, R454B, -13°F

Medium-Static Slim Duct units offer flexibility — typically installed in crawl spaces, attics, or closets, but can be used in other applications. These units can be conveniently controlled by remote control, wall thermostat, or the C&H Remote app. Slim ducted units are available in 9K, 12K, 18K, 24K, 36K, 48K and 60K BTU/h models. Condensate pump included.

The Slim Ducted unit by Cooper&Hunter, utilizing the new R454B refrigerant, is a versatile HVAC solution for single-zone. Engineered for convenience and efficient SEER2 rating, offering flexible coverage options to suit your space. Built-in refrigerant and humidity sensors ensure optimal indoor conditions. Designed with TU1 copper tubes for durability and efficient heat transfer. Free nationwide shipping included.

βœ… This Cooper Hunter Slim Duct Package Includes
  • (1) Slim Ducted Medium-Static Indoor Unit — with Dip Switch, Freon Sensor, Condensate Pump, Remote & Wired Thermostat with WIFI
  • (1) Heat Pump Outdoor Unit — rated to -13°F with R454B Refrigerant
⚑ Efficiency & Performance
19.5
SEER2
12.8
EER
11.0
HSPF
-13°F
Min Heat Temp
R454B
Refrigerant
7 yr
Compressor Warranty
Key Specifications
Model (Outdoor / Indoor) CH-RES09-230VO / CH-RS06-12MDT-MS
Capacity 9,000 BTU
SEER2 Rating 19.5
EER Rating 12.8
HSPF Rating 11.0
Energy Star Certified Yes
Voltage 208/230V, Single Phase
Refrigerant R454B (Next-Gen Low-GWP)
Min Heating Temperature -13°F
Min Cooling Temperature -13°F
Installation Type Medium-Static Slim Ducted (Concealed)
Indoor Unit Includes Dip Switch, Freon Sensor, Condensate Pump, Remote & Wired Thermostat with WIFI
Vertical Installation Available on 24K, 36K, and 48K models only — not available on 9K
Pipe Limits 33–98 ft (model dependent)
Controls Remote + Wired Thermostat with WIFI + C&H App
Warranty 7yr Compressor / 5yr Parts (Registration Required)
C&H Medium-Static Slim Duct Indoor Unit

Medium-Static Slim Duct indoor unit — designed for crawl spaces, attics, and closets with short duct runs. Controlled by remote, wall thermostat, or the C&H app.

Available in 9K, 12K, 18K, 24K, 36K, 48K, and 60K BTU models. Condensate pump included.

β˜… Product Features

Medium-Static Slim Profile

Designed for tight spaces — attics, closets, and crawl spaces. Connects to short duct runs for discreet distribution in any room layout.

Built-In Condensate Pump

Handles condensate automatically without requiring gravity drainage — essential for attic and crawl space installs where a floor drain is not accessible.

Refrigerant & Humidity Sensors

Built-in Freon sensor monitors refrigerant levels and alerts to leaks. Humidity sensor adjusts operation for optimal indoor comfort.

Wi-Fi + Wired Thermostat + Remote

Control via the C&H app, the included wired thermostat with WIFI, or the standard IR remote. Programmable settings for scheduling.

Dip Switch Configuration

On-board dip switches let your installer fine-tune system behavior for the specific installation — static pressure, airflow, and control preferences.

TU1 Copper Tubes

Premium TU1 copper tubing ensures durability and efficient heat transfer — long-term reliability with better performance.

Gold Coated Coils

Gold hydrophilic coating on the outdoor condenser fins resists corrosion, mold, viruses, and bacteria — extends system life.

Higher Pipe Limits

Pipes can now run from 33 ft up to 98 ft high (depending on the model), giving installers far more flexibility in equipment placement.

Why Buy From Mini Split Warehouse

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Free Nationwide Shipping

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

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Factory Warranty Included

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

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βœ… Factory Warranty Coverage
7
Year Compressor
5
Year Parts

*Warranty registration required at cooperandhunter.us/warranty

❓ Frequently Asked Questions
What is a Medium-Static slim duct unit?
Medium-Static (MS) refers to a moderate external static pressure rating — this slim duct unit pushes air through short duct runs. It's the right choice for systems with limited ductwork, like a single room or small zone.
What comes included with the indoor unit?
The indoor unit ships with a dip switch for configuration, a Freon sensor for refrigerant leak detection, a built-in condensate pump, a standard remote control, and a Wi-Fi-enabled wired thermostat compatible with the C&H app.
Is the condensate pump built in or separate?
The condensate pump is built into the indoor unit. No external pump is required — condensate is handled automatically, which is why this unit works well in attic and crawl space installs where a floor drain isn't available.
Can this 9K model be installed vertically?
No — vertical installation is only available on the 24K, 36K, and 48K models. The 9K model must be installed horizontally.
Will my warranty be valid if I don't use a licensed installer?
No. To maintain the manufacturer warranty, this system must be installed by a licensed HVAC technician. DIY installation voids the warranty. Registration is also required at cooperandhunter.us/warranty.

Specification
Title C&H 9K-Btu MS-Slim Ducted 19.5 SEER2 Mini Split Heat Pump (-13Β°F) E-Star: 12.8 EER/11 HSPF (R454B)
Brand Cooper and Hunter
Category 9,000 Btu | .75 Ton | 150-400 Sq Ft
SKU CH-RES09-230VO/CH-RS06-12MDT- MS
Condition new
UPC 819249026470
MPN CH-RS06-12MDT- MS
Reviews 1
5.0 1 review

Quiet strength in the Ceiling

Randall Kellum · October 2025

I didn’t expect much from something I barely see, but this little 9,000 BTU slim duct unit quietly changed the way my space feels. It’s tucked away above the ceiling, invisible and calm, yet the air it sends out feels deliberate β€” smooth, even, almost like it’s thinking ahead. The first night I used it, the air felt balanced in every corner, like the temperature was part of the architecture.

Customer Reviews

5.0 / 5 · 1 reviews
Quiet strength in the Ceiling

I didn’t expect much from something I barely see, but this little 9,000 BTU slim duct unit quietly changed the way my space feels. It’s tucked away above the ceiling, invisible and calm, yet the air it sends out feels deliberate β€” smooth, even, almost like it’s thinking ahead. The first night I used it, the air felt balanced in every corner, like the temperature was part of the architecture.

Randall Kellum · 2025-10-09

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

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