Panasonic CS-YM18CB4UW Project Series 18,000 BTU 4-Way Cassette Indoor Unit

Product Description

The Panasonic CS-YM18CB4UW is an 18,000 BTU Project Series 4-Way Cassette indoor unit designed to provide balanced air distribution for open residential, retrofit, multi-family and light commercial spaces. Its four-way airflow design distributes conditioned air throughout the room, making it well suited for offices, retail spaces, restaurants, lobbies and other applications requiring concealed ceiling installation.

The unit is designed to operate with the Panasonic CU-YM18CBUC inverter heat pump condenser and uses R454B refrigerant. It features a built-in condensate pump, self-cleaning evaporator, room freeze protection, and compatibility with wired and wireless remote controls.

Key Features

• 18,000 BTU Class Capacity: Provides 16,800 BTU/h rated cooling and 18,000 BTU/h rated heating capacity.
• 4-Way Air Distribution: Delivers conditioned air in four directions for balanced airflow across open spaces.
• Built-In Condensate Pump: Integrated pump helps simplify condensate drainage during installation.
• Self-Cleaning Evaporator: Helps maintain the evaporator by supporting cleaner internal operation.
• Room Freeze Protection: Activates at 46°F (8°C) to help protect the space during low-temperature conditions.
• Wired & Wireless Control: Supports wired and wireless remote control operation.
• Inverter Heat Pump System: Designed for use with the compatible Panasonic inverter heat pump condenser.
• R454B Refrigerant: Uses R454B refrigerant for the Project Series system.
• Cold Climate Heating: Supports heating operation down to -13°F (-25°C).
• ENERGY STAR Cold Climate: The Project Series is ENERGY STAR Cold Climate certified.
• Optional Decorative Grille: Compatible grille is Panasonic CZ-BT40U, sold separately.
• Single or Multi-Zone Applications: Project Series units can be used in single-zone or compatible multi-zone configurations.

Specifications

• Brand: Panasonic
• Series: Project Series
• Model: CS-YM18CB4UW
• Unit Type: 4-Way Cassette Indoor Unit
• Rated Cooling Capacity: 16,800 BTU/h (4.92 kW)
• Cooling Capacity Range: 5,300–17,800 BTU/h
• Rated Heating Capacity: 18,000 BTU/h (5.28 kW)
• Heating Capacity Range: 7,100–21,500 BTU/h
• Moisture Removal: 4.33 pints/h (2.05 L/h)
• Outdoor Airflow: 447 CFM
• SEER2: 20.7
• EER2: 12.5
• HSPF2 Region 4 / Region 5: 11.4 / 8.5
• Power Supply: 208/230V, Single Phase, 60Hz
• Cooling Power Input: 1,344 W
• Heating Power Input: 1,570 W
• Refrigerant: R454B
• Indoor Dimensions (H x W x D): 9-5/8 x 22-7/16 x 22-7/16 in.
• Indoor Dimensions (H x W x D): 245 x 570 x 570 mm
• Indoor Unit Weight: 35.3 lb (16 kg)

Compatible Outdoor Unit

• Outdoor Unit: Panasonic CU-YM18CBUC
• Outdoor Dimensions (H x W x D): 26-1/2 x 35 x 13-1/2 in.
• Outdoor Dimensions (H x W x D): 673 x 890 x 342 mm
• Outdoor Unit Weight: 92.59 lb (42 kg)

Compatible Accessories

• Decorative Grille: Panasonic CZ-BT40U, sold separately
• Control: Wired and wireless remote control options

Applications

• Offices
• Retail spaces
• Restaurants
• Lobbies
• Multi-family buildings
• Residential applications
• Retrofit projects
• Light commercial spaces
• Open areas requiring balanced four-way airflow