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Quick specs
Brand
Hisense
Tonnage
3 Ton
SEER2
18.5
Refrigerant
R-32
Compressor Type
Variable-Speed Inverter
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.
3 Ton Hisense 18.5 SEER2 R-32 Inverter-Driven Variable-Speed Heat Pump Packaged Unit AR-36U3R25U
Inverter-Driven Packaged Heat Pump·Premium Efficiency
Original price was: $6,108.64.$5,928.42Current price is: $5,928.42.
-
- Free shipping — most items ship by the next day
Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.
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3 Ton Hisense 18.5 SEER2 R-32 Inverter-Driven Variable-Speed Heat Pump Packaged Unit AR-36U3R25U
Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.
Need help? (888) 292-0874
- Free shipping — most items ship by the next day
Secure payment
VISA MC AMEX DISC PayPal Affirm CHECK
In stock
In most items, small items ship same day. Complete systems ship next business day.
Original price was: $6,108.64.$5,928.42Current price is: $5,928.42.
-
Need help? (888) 292-0874
- Free shipping — most items ship by the next day
Secure payment
VISA MC AMEX DISC PayPal Affirm CHECK
Quick specs
Brand
Hisense
Tonnage
3 Ton
SEER2
18.5
Refrigerant
R-32
Compressor Type
Variable-Speed Inverter
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.
The Hisense Hi-PAK AR-36U3R25U is a high-efficiency 3-ton packaged heat pump designed for reliable year-round comfort, strong energy savings, and flexible installation. As part of the ULTRA series, it delivers premium performance with inverter technology, excellent heating capability in cold weather, and compatibility with standard 24V thermostats.
Key Features & Benefits
- Premium Energy Efficiency — Achieves up to 18.5 SEER2 / 10.6 EER2 / 8.5 HSPF2, helping reduce operating costs while providing consistent cooling and heating.
- Xtreme Heating Performance — Maintains strong heating capacity even in cold conditions (rated heating capacity of 25,000 Btu/h at 17°F and maximum heating capacity of 26,500 Btu/h at 5°F). Supports continuous operation down to –4°F.
- Enhanced Comfort — High-efficiency variable-capacity inverter twin-rotary compressor automatically adjusts output for precise temperature control and lower energy use. Fully variable-speed DC indoor fan with static-pressure adaptive technology delivers quiet, efficient airflow (ESP up to 0.8 in. w.c.).
- Easy Installation & Flexibility — Multiple configuration options (downflow or horizontal discharge). Built-in return-air filter mounting bracket supports convenient on-site installation. Optional auxiliary electric heat kits (up to 20 kW) can be added for extra heating capacity.
- 24V Self-Adapt Mode — Connects directly to most standard off-the-shelf 24V thermostats—no proprietary adapters or controls required.
- Reliability & Durability — Stainless-steel drain pan for corrosion resistance. GoldFin anti-corrosion heat exchanger tested for up to 2,000 hours of salt spray (ULTRA series). R32 refrigerant.
- Serviceability — Built-in Hi-Checker interface enables convenient app-based fault diagnostics and simplified maintenance.
Specifications (AR-36U3R25U)
| Category | Details |
|---|---|
| Tonnage / Model | 3 Ton / AR-36U3R25U |
| AHRI Certificate # | 216626169 |
| Power Supply | 208–230 V / 1 Phase / 60 Hz |
| Cooling Capacity (Rated) | 36,000 Btu/h |
| Cooling Capacity (Min–Max) | 14,000–45,000 Btu/h |
| SEER2 | 18.5 |
| EER2 at 95°F | 10.6 |
| Heating Capacity (Rated) | 36,000 Btu/h |
| Heating Capacity (Min–Max) | 11,600–53,000 Btu/h |
| Heating Capacity at 17°F (Rated) | 25,000 Btu/h |
| Maximum Heating Capacity @ 5°F | 26,500 Btu/h |
| HSPF2 | 8.5 |
| COP @ 5°F (Under Max Capacity) | 1.9 |
| Thermostat | Common 24V thermostat |
| ESP (Rated / Range) | 0.58 in. W.C. (145 Pa) / 0–0.8 in. W.C. (0–200 Pa) |
| Indoor Airflow (Rated) | 1,200 CFM |
| Indoor Fan Motor / Output | DC / 560 W |
| Throttle Type | EEV |
| Outdoor Fan Motor / Output | DC / 290 W |
| Outdoor Airflow (Max) | 3,412 CFM |
| Sound Pressure (Max) | 76 dB(A) |
| Compressor | Inverter Twin Rotary |
| Refrigerant / Charge | R32 / 77.6 oz |
| Drainage Water Pipe | 3/4 NPT |
| Package Unit Dimensions (W × H × D) | 1,295 × 795 × 1,100 mm (51 × 31-1/4 × 43-1/4 in) |
| Net Weight | 183.5 kg (404.5 lbs) |
| Packing Dimensions (W × H × D) | 1,300 × 856 × 1,105 mm |
| Shipping Weight | 186.6 kg (411.5 lbs) |
| Operating Temperature Range | Cooling: 50–125°F (10–52°C) Heating: –4–75°F (–20–24°C) |
The Hisense AR-36U3R25U combines strong cold-climate heating performance, high efficiency ratings, quiet variable-speed operation, and installer-friendly design into a durable packaged heat-pump solution suitable for a wide range of residential and light-commercial applications.
Key features
- Inverter-Driven Packaged Heat Pump — Hisense Hi-PAK ULTRA series self-contained outdoor unit
- Premium Efficiency — up to 18.5 SEER2, 10.6 EER2 and 8.5 HSPF2 to reduce operating costs
- Strong Cold-Weather Heating — maintains heating capacity even in low outdoor temperatures
- Standard 24V Thermostat Compatible — works with common thermostats and installs downflow or horizontal
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