• Cooling Capacity: 24,000 BTU

• Heating Capacity: 24,000 BTU

• SEER2 Efficiency: 18.8

• EER2 Efficiency: 11.0

• HSPF2 (HSPF-4): 9.1

• HSPF2 (HSPF-5): 7.0

• Refrigerant: R-454B

• Indoor Noise Levels (Turbo / High / Medium / Low): 44 / 43 / 41 / 33 dB(A)

• Outdoor Noise Level: 55 dB(A)

• Power Supply (Indoor): 115 / 208 / 230V, 1 phase, 60 Hz

• Power Supply (Outdoor): 208 / 230V, 1 phase, 60 Hz

• Min Circuit Ampacity (Indoor): 5.5 / 4.0 A

• Max Fuse (Indoor): 15 A

• Min Circuit Ampacity (Outdoor): 16 A

• Max Fuse (Outdoor): 20 A

• Indoor Dimensions (W × D × H): 17.52″ × 21.02″ × 45.00″

• Outdoor Dimensions (W × D × H): 31.69″ × 12.99″ × 21.81″

• Indoor Weight: ~105.8 lb

• Outdoor Weight: ~77 lb

• Airflow (Indoor – Turbo / Hi / Mi / Lo): ~618 / 577 / 530 / 489 CFM

• Max Line Set Size: Liquid / Gas = 3/8″ – 3/4″

• Coverage Area: ~550–800 sq ft (typical for 18K, depending on insulation)

• Warranty: 10-year parts and compressor (registration required)

Returns:

• You may return unused, unopened units within 30 days of delivery.

• Buyer is responsible for return shipping unless otherwise agreed.

• Returned products must be in like-new condition, with all original packaging and accessories.

Refunds:

• Refunds will be issued within 7 business days after we receive and inspect the return.

• Refunds exclude original shipping costs.

• A restocking fee (e.g. 10%) may apply for returned units, depending on the condition.

Warranty / Defective Items:

• If a unit is defective, we’ll work with MRCOOL’s warranty process. Parts covered under warranty will be replaced at no charge for parts, but the customer is responsible for labor, removal, and re-installation.

• To initiate a warranty claim, please contact us with your proof of purchase and a detailed description (photos or video help).

• Shipping is calculated at checkout when ordering online. 

• Product typically ship within 2 business days for in‑stock units.

• Units ship with all major components (indoor air handler + outdoor condenser + pre-charged line sets + remote + installation manual).