Durastar DRAC18F2A & DRA1H18S2A 18,000 BTU 20.0 SEER2 Four-Way Ceiling Cassette Sirius Heat Heat Pump System (w/ Grille) – R454B

Durastar DRAC18F2A & DRA1H18S2A – 18,000 BTU R‑454B Four‑Way Ceiling Cassette Mini‑Split Heat Pump System
The Durastar DRAC18F2A and DRA1H18S2A mini-split system delivers powerful, quiet comfort via a four-way ceiling cassette design. Designed for single-zone applications, this Sirius Heat™ system supports heating down to –22 °F, inverter technology, and strong ENERGY STAR® ratings—ideal for rooms 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: DRA1H18S2A
Capacity: 18,000 BTU Heating & Cooling
Room Size: Ideal for medium to large single-zone spaces with ceiling mounting
Operating Modes: Heating & Cooling
ENERGY STAR®: Yes
Refrigerant: R‑454B, low‑GWP, pre‑charged with line set support (liquid 1/4″, suction 1/2″)

Key Features
Low‑Ambient Performance: Heating down to –22 °F (full capacity at 0 °F); cooling support down to 5 °F
Variable Speed Inverter: Smooth, energy‑saving operation with precise temperature control
Quiet Comfort: Indoor sound level 28 dB(A) at low/medium speeds, outdoor 58 dB(A)
Follow Me Remote: Built‑in sensor improves local comfort accuracy
Smart Modes: Turbo, ECO, Sleep, Active Clean, Auto Restart, plus 46 °F freeze protection
A2L Safety Ready: Integrated leak detection system ensures safety compliance
Durability: Golden Fin coil coating for enhanced corrosion resistance

Specifications (Rated Conditions)
Cooling Capacity (Rated/Range: 16,000 BTU | 7,000 – 18,500 BTU
Heating Capacity (Rated/Range): 19,000 BTU | 8,700 – 20,000 BTU
SEER2 / EER2: 20.0 / 12.5
HSPF2: 12.3
Airflow (Indoor): 147-447 CFM
Operating Temp Range (Cooling/Heating): –22 °F – 122 °F / –22 °F – 75 °F
Electrical: 208/230 V • 1‑Phase • 60 Hz
Indoor Unit Dimensions/Weight: 22‑7/16″ × 22‑7/16″ × 9‑5/8″ • 35.3 lb
Outdoor Unit Dimensions/Weight: 35-1/16″ x 13-7/16″ x 26-1/2″ • 99.9 lb

Included Components

• DRAC18F2A ceiling cassette indoor unit with grille

• DRA1H18S2A outdoor Sirius Heat™ condenser

• Wireless remote control with Follow Me sensor

• Cassette grille panel (DRACPANA2A)

Ideal For
Installers, designers, and homeowners needing efficient, ceiling-mounted heating and cooling in single-zone installations. Engineered to perform in extreme cold, this system works perfectly in medium-to-large spaces with high ceilings or limited wall access, offering quiet multi-directional airflow and A2L safety features.