Durastar DRUM3036SWA & DRU1U36S2A 36,000 BTU 16.1 SEER2 Multi-Position Air Handler Side Discharge Heat Pump System - R454B

Durastar DRUM3036S2A & DRU1U36S2A – 36,000 BTU R-454B Multi-Position Air Handler Mini-Split Heat Pump System

The Durastar DRUM3036S2A and DRU1U36S2A deliver 36,000 BTU of ducted heating and cooling with inverter-driven efficiency and ENERGY STAR® certified performance (select pairings). Designed for versatile multi-position installation, this side-discharge system ensures year-round comfort with low ambient operation, all-aluminum coils, a built-in base pan heater, and a programmable DRSTAT101 thermostat included.

General Information
System Type: Multi-position air handler mini-split heat pump system (indoor & outdoor)
Indoor Model: DRUM3036S2A
Outdoor Model: DRU1U36S2A
Capacity: 36,000 BTU Heating & Cooling
Room Size: Large rooms, medium homes, or light commercial spaces
Operating Modes: Cool, Heat, Aux Heat, Dry, Fan, Auto
ENERGY STAR®: Yes (select pairings)
Refrigerant: R-454B, low-GWP, pre-charged (liquid 3/8″, suction 3/4″)

Key Features
• Multi-Position Installation – Vertical or horizontal left/right for flexible ducting
• Low Ambient Operation – Heating and cooling down to –13 °F
• Inverter Technology – High-efficiency rotary DC compressor
• Quiet Operation – Indoor as low as 29 dB(A), outdoor ~63 dB(A)
• Smart Control – DRSTAT101 programmable wired thermostat included
• All-Aluminum Coil – With anti-corrosive fin coating for durability
• Built-in IAQ Ports – Humidifier, dehumidifier, and fresh air compatibility
• Base Pan Heater – Protects against freezing in winter
• Safety First – A2L refrigerant leak detection system
• Optional Electric Heat – Supports 5–15 kW auxiliary heater kits
• Moisture Removal – Up to 183.6 pints/day

Specifications (Rated Conditions)
Cooling Capacity (Rated/Range): 36,000 BTU | 8,300 – 38,900 BTU
Heating Capacity (Rated/Range): 36,000 BTU | 6,700 – 41,300 BTU
SEER2 / EER2: 16.1 / 10.0
HSPF2 (Region IV/V): 8.7 / 7.0
COP (47°F / 17°F / 5°F): 3.4 / 2.6 / 2.0
Airflow (Indoor – CFM): 865 – 1189 (Low to Turbo)
Operating Temp Range (Cooling/Heating): –13 °F – 122 °F / –13 °F – 75 °F
Electrical: 208/230 V • 1-Phase • 60 Hz
Indoor Unit Dimensions/Weight: 21″W × 19.1″D × 49″H • 129 lb net
Outdoor Unit Dimensions/Weight: 42.9″W × 19.7″D × 34.8″H • 153 lb net

Included Components
• DRUM3036S2A multi-position air handler
• DRU1U36S2A side-discharge outdoor unit
• Programmable wired thermostat (DRSTAT101)
• Built-in base pan heater

Ideal For
Homeowners and contractors seeking a reliable, efficient, large-zone or whole-home ducted solution. The DRUM3036S2A & DRU1U36S2A pairing offers quiet performance, flexible installation, and ENERGY STAR® certified comfort in any season.