Cooper&Hunter Hyper Heat Multi-Zone Outdoor • R454B • Up to 5 Zones
Cooper&Hunter Hyper Heat Multi-Zone Outdoor — 36,000 BTU, R454B — CH-RHP36M-230VO
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Overview
Cooper&Hunter’s 36K BTU Hyper Heat Multi-Zone outdoor unit is designed for powerful, efficient climate control in larger residential spaces. Supporting up to five zones, it provides independent temperature settings for multiple rooms, delivering personalized comfort throughout the home. Hyper Heating technology enables reliable performance in extreme cold, with heating operation rated down to −22 °F. Inverter technology dynamically modulates compressor output to match demand across zones for steady comfort and strong efficiency. With up to 23 SEER2 and R454B refrigerant (lower GWP vs. many conventional options), it’s a modern, eco-conscious solution for multi-zone installations.
Highlights
Up to 5 zones SEER2 23 · EER2 13 HSPF 10.7 (Region IV) · 8.5 (Region V) COP 4.0 @ 47 °F Hyper Heat to −22 °F R454B 208–230V 1Ph Max total piping 262.4 ft
- Five-zone flexibility: supports up to five independent zones with compatible indoor units.
- Cold-climate heating: heating operation rated down to −22 °F.
- Energy smart: inverter-driven operation with up to 23 SEER2 efficiency.
- Eco-forward refrigerant: R454B helps reduce environmental impact.
- High-capacity comfort: strong low-temp performance for larger layouts and multi-room needs.
ModelCH-RHP36M-230VO
ZonesUp to 5
Outdoor Sound65 dB(A)
Lines5× 1/4″ liquid · (3× 3/8″ + 2× 1/2″) gas
What's Included
- Outdoor unit CH-RHP36M-230VO
- Owner / installation documentation
Pair only with compatible Cooper&Hunter multi-zone indoor units. Confirm zone combinations, piping, and length limits before installation.
Indoor Specs
| Spec | Details |
|---|---|
| System type | Hyper Heat multi-zone outdoor unit |
| Zones supported | Up to 5 independent zones (depends on indoor unit selection) |
| Refrigerant piping | 5 circuits: 5× 1/4″ liquid · gas connections are 3× 3/8″ + 2× 1/2″ |
| Max total pipe length | 262.4 ft |
| Max length per indoor unit | 114.8 ft |
| Max height difference (IDU↔ODU) | 49.2 ft |
| Max height difference (between indoor units) | 33 ft |
| Combination guidance | Confirm indoor unit mixes per the applicable submittal documentation |
Indoor-unit capacities, controls, and features depend on the specific indoor models selected for each zone.
Outdoor Specs
| Spec | Details |
|---|---|
| Model | CH-RHP36M-230VO |
| Power | 208/230 V, 1-Phase, 60 Hz |
| Voltage range | 187–253 V |
| Cooling capacity (range) | 9,000–43,000 BTU/h |
| Cooling current (rated) | 12 A |
| SEER2 / EER2 | 23 / 13 |
| Heating capacity @ 47 °F (range) | 10,000–44,000 BTU/h |
| Heating current @ 47 °F (rated) | 11.5 A |
| COP @ 47 °F | 4.0 W/W |
| HSPF (Region IV / V) | 10.7 / 8.5 |
| Heating capacity @ 5 °F (rated) | 36,000 BTU/h |
| MCA / Max fuse | 37 A / 40 A |
| Outdoor airflow (max) | 3,037.2 CFM |
| Outdoor sound | 65 dB(A) |
| Unit size (W×D×H) | 38.58 × 16.34 × 38.39 in |
| Packing size (W×D×H) | 45.08 × 19.68 × 42.52 in |
| Net / Gross weight | 211.86 / 244.71 lb |
| Refrigerant / Charge | R454B / 134.04 oz |
| Factory precharge | 125 ft |
| Additional refrigerant charge | 0.16 oz/ft |
| Design pressure | 550 / 340 PSIG |
| Ambient range (cool / heat) | −22–122 °F / −22–75 °F |
| Line sizes | Liquid: 5× 1/4″ · Gas: 3× 3/8″ + 2× 1/2″ |
| Max piping (total / per indoor) | 262.4 ft / 114.8 ft |
| Max height difference | IDU↔ODU: 49.2 ft · Between IDUs: 33 ft |
Documents & Downloads
AHRI certification numbers (reference): Ducted 210799635 · Non-Ducted 210799634 · Mixed 210799639.
Important
Install by a licensed HVAC professional. Confirm zone combinations, electrical requirements (187–253 V), MCA/max-fuse, line sizes (including the 1/2″ gas circuits), total/branch piping limits, and ambient operating ranges (down to −22 °F) before commissioning.
FAQs
How many zones can this support?
Up to five independent zones with compatible Cooper&Hunter multi-zone indoor units.
How cold can it heat in Hyper Heat mode?
Heating operation is rated down to −22 °F.
What line sizes are required?
Five circuits total: 5× 1/4″ liquid and gas connections of 3× 3/8″ plus 2× 1/2″.
What are the power requirements?
208/230 V, single-phase, 60 Hz. Voltage range 187–253 V. MCA 37 A. Max fuse 40 A.
What are the piping limits?
Up to 262.4 ft total piping, and up to 114.8 ft for a single indoor unit run, within system design limits.
What refrigerant does it use?
R454B (factory charge: 134.04 oz; precharge: 125 ft).
