Durastar DRAC18F2A & DRA1U18S2A 18,000 BTU 20.7 SEER2 Four-Way Ceiling Cassette Heat Pump System (w/ Grille) - R454B

Durastar DRAC18F2A & DRA1U18S2A – 18,000 BTU R‑454B Four‑Way Ceiling Cassette Mini‑Split Heat Pump System
The Durastar DRAC18F2A and DRA1U18S2A mini-split system delivers efficient, low-profile comfort through a four-way ceiling cassette. Designed for medium to large rooms, this ENERGY STAR® system features inverter-driven performance, low-ambient heating down to –13°F, and a quiet indoor unit—perfect for applications with limited wall space or high ceilings.

General Information
System Type: Four-way ceiling cassette mini-split system (indoor & outdoor)
Indoor Model: DRAC18F2A
Outdoor Model: DRA1U18S2A
Capacity: 18,000 BTU Heating & Cooling
Room Size: Ideal for medium to large rooms with ceiling-mounted application
Operating Modes: Heating & Cooling
ENERGY STAR®: Yes
Refrigerant: R‑454B, pre-charged; supports up to 82 ft line set

Key Features
Low‑Ambient Performance: Operates in heating and cooling down to –13°F
Variable Speed Inverter: Smooth, energy-efficient temperature control
Quiet Comfort: Indoor sound levels range from 25–48 dB(A) depending on fan speed
Follow Me Remote: Built-in sensor enhances temperature accuracy at the user’s location
Smart Modes: Turbo, ECO, Sleep, Active Clean, Auto Restart, and 46°F freeze protection
A2L Safety Ready: Built-in leak detection ensures compliance and peace of mind
Durability: Golden Fin coil coating helps resist corrosion for longer unit life

Specifications (Rated Conditions)
Cooling Capacity (Rated/Min–Max): 16,800 BTU / 5,300 - 17,800 BTU
Heating Capacity (Rated/Min–Max): 18,000 BTU / 7,100 - 21,500 BTU
SEER2 / EER2: 20.7 / 12.5
HSPF2: 11.4
COP at 47°F / 17°F / 5°F: 3.36 / 2.67 / 2.20
Sound Pressure (Indoor): 25–48 dB(A)
Sound Pressure (Outdoor): 58 dB(A)
Airflow (Indoor): 147–447 CFM across fan speeds
Operating Temp Range (Cooling/Heating): –13°F – 122°F / –13°F – 75°F
Electrical: 208/230 V • 1‑Phase • 60 Hz
Piping Size: Liquid 1/4″ • Gas 1/2″ • Max Length: up to 82 ft • Max Height Diff: 49 ft
Indoor Unit Dimensions/Weight: 22-7/16" x 22-7/16" x 9-5/8" • 35.3 lb
Outdoor Unit Dimensions/Weight: 35-1/16" x 13-7/16" x 26-1/2" • 92.6 lb

Included Components

• DRAC18F2A ceiling cassette indoor unit with grille

• DRA1U18S2A outdoor condenser

• Wireless remote control

• Cassette grille panel (DRACPANA3A)

Ideal For
Installers, designers, and homeowners looking for efficient, ceiling-mounted HVAC solutions. This system is perfect for larger rooms needing multi-directional airflow, quiet operation, and reliable performance in extreme conditions.