Lg KNUDB181A Cassette Ceiling MZ/SZ 18K (4-Way)

Product Description

The LG KNUDB181A is a cassette ceiling indoor unit providing 18,000 BTU cooling and 20,800 BTU heating, designed for R-32 refrigerant and single-zone heat pump installations. It delivers 388–459 CFM airflow with SEER2 20.5 and EER2 13 efficiency, operates on 208–230 V, 1 ph, 60 Hz, and uses a variable-speed compressor with direct drive. This listing is for the indoor unit only; outdoor unit and grill are sold separately.

• Cooling 18,000 BTU; heating 20,800 BTU; nominal capacity 1.5 ton
• Energy performance SEER2 20.5 and EER2 13; refrigerant type R-32; AHRI reference 214825953
• Airflow 388–459 CFM; input voltage 208–230 V 1 ph 60 Hz; sound level 41 dB; suction line 1/2 in

Product Highlights

Cassette ceiling indoor unit with 4-way airflow, R-32 refrigerant, and SEER2 20.5. Indoor unit only; outdoor unit sold separately.

Product Information

Standard Information

• Brand: LG
• Manufacturer Part Number: KNUDB181A

Technical Specifications

• Manufacturer: LG Electronics
• Brand: LG
• MPN: KNUDB181A
• Product SKU: LGEKNUDB181A
• Product Type: Indoor Unit (Cassette Ceiling)
• Cooling Capacity: 18000 BTU
• Heating Capacity: 20800 BTU
• Nominal Capacity: 1.5 ton
• SEER2: 20.5
• EER2: 13
• Min Airflow: 388 CFM
• Max Airflow: 459 CFM
• Input Voltage: 208-230 V, 1 ph, 60 Hz
• Refrigerant Type: R-32
• AHRI Reference: 214825953
• Compressor Type: Variable speed
• Drive Type: Direct
• Mounting Type: Ceiling cassette, 4-way
• Dimensions: 10.5 in H x 22.4375 in W x 22.4375 in D
• Sound Level: 41 dB
• Suction Line Size: 1/2 in
• Series: Multi F
• Temperature Rating: Cooling: 57 to 77°F; Heating: 59 to 81°F
• Product Notes: Indoor unit only; grill not included; compatible with applicable single-zone outdoor units