
Multi-Position Air Handler + Outdoor Unit • R454B • 208–230V
Cooper&Hunter 30,000 BTU High Efficiency Multi Position Air Handler Unit Ducted Heat Pump Split System R454B 230V
Overview
30K multi-position air handler paired with a single-zone outdoor unit for efficient, inverter-driven heating and cooling. The indoor unit supports horizontal or vertical installation and includes airflow and comfort features designed for ducted applications.
Highlights
System Search
Voltage
208–230V (1Ph, 60Hz)
Voltage Range
187–253V
Outdoor MCA / Max Fuse
28A / 30A
Indoor MCA / Max Fuse
6A / 15A
Filter Size
Field supply (16×20)
- Multi-position indoor installation (horizontal or vertical)
- Intelligent airflow with multi-speed fan motor (auto/manual static adjustment)
- Anti-cold air and fast cool/heat support
- Refrigerant leak detection and wired controller support
- R454B refrigerant for lower environmental impact vs. many legacy options
What’s Included
- Indoor unit: CH-RS30MAHU
- Outdoor unit: CH-REL30-230VO
- Remote control and wall thermostat
- Wired controller support
- Smart kit connectivity support
- Optional auxiliary heater support (purchased separately)
Indoor Specs (CH-RS30MAHU)
| Spec | Value |
|---|---|
| Refrigerant Type | R454B |
| System Type | Single Zone |
| BTU Rated | 30,000 |
| Power Source | 208–230V, 1Ph, 60Hz |
| Voltage Range | 187–253V |
| Dehumidification | 7.4 pints/day |
| Filter Dimensions (W×D) | Field supply (unit without filter 16×20) |
| Controller | Wire controller + remote controller available |
| Refrigerant Piping (Liquid/Gas) | 3/8" / 5/8" |
| EER2 | 11 |
| SEER2 | 17 |
| Minimum Circuit Ampacity | 6A |
| Max Fuse | 15A |
| Indoor Noise Level (H/M/L) | 44 / 41 / 26 |
| Indoor Air Flow | 988.8 / 894.7 / 806.4 / 712.2 |
| ESP Range | 0–0.8 |
| Drainage Water Pipe Diameter | 3/4" |
| Operation Range – Heating | 32–86°F |
| Operation Range – Cooling | 60–90°F |
| Unit Dimensions (W×H×D) | 21.02 × 21.02 × 49.02 in |
| Packing Dimensions (W×D×H) | 24.41 × 26.57 × 52.56 in |
| Unit Net / Gross Weight | 127.43 / 151.68 lb |
Outdoor Specs (CH-REL30-230VO)
| Spec | Value |
|---|---|
| Refrigerant Type | R454B |
| BTU Rated | 30,000 |
| Power Source | 208–230V, 1Ph, 60Hz |
| Voltage Range | 187–253V |
| Dehumidification | 8.45 pints/day |
| Max Pipe Length | 164 ft |
| Max Height Difference (Indoor↔Outdoor) | 82 ft |
| Refrigerant Piping (Liquid/Gas) | 3/8" / 5/8" |
| HSPF2-5 / HSPF2-4 | 7.2 / 9.5 |
| Cooling Capacity (Min/Max) | 30,000 (6,500–32,800) BTU/h |
| Heating Capacity (Min/Max) | 30,000 (12,600–31,400) BTU/h |
| COP | 3.08 |
| Ambient Temperature – Heating | -13 to 75°F |
| Ambient Temperature – Cooling | -13 to 122°F |
| Refrigerant Precharge | 25 |
| Outdoor Noise Level | 61 |
| Outdoor Air Flow | 2,235.3 |
| Minimum Circuit Ampacity | 28A |
| Max Fuse | 30A |
| Additional Refrigerant Charge (3/8 liquid line) | 0.32 |
| Unit Dimensions (W×H×D) | 37.24 × 16.14 × 31.89 in |
| Packing Dimensions (W×D×H) | 42.91 × 19.68 × 34.84 in |
| Unit Net / Gross Weight | 142.86 / 154.54 lb |
| AHRI | 207742340 |
Documents & Downloads
- Submittal (This Pairing): CH-REL30-230VO + CH-RS30MAHU
- Additional Submittals (Outdoor)
- CH-REL30-230VO + CH-PRO30MASTWM-230VI
- CH-REL30-230VO + CH-RH30MASTWM-230VI
- Indoor Manuals
- 120N Wire Controller — Owner’s Manual
- NR Heater — Installation Manual
- RS AHU — Installation Manual
- RS AHU — Owner Manual
- AHU Leaflet — R454B (2025)
- Outdoor Manuals
- Installation Manual — R454B Outdoor Units
- Videos
- Cooper&Hunter Multi-Position Air Handler with R454B Refrigerant
Important
- Line set: 3/8" liquid and 5/8" suction (gas).
- Max piping: 164 ft total length and 82 ft vertical separation.
- Outdoor electrical: MCA 28A, max fuse 30A.
- Indoor electrical: MCA 6A, max fuse 15A.
- Field-supplied filter: unit without filter is sized for 16×20.
- Support: hvacsupplies.com/pages/contact • (800) 543-8933
FAQs
What line set size does this system use?
3/8" liquid line and 5/8" suction (gas) line.
Can the indoor air handler be installed horizontally or vertically?
Yes. It supports horizontal and vertical installation.
What is the maximum piping length and vertical separation?
164 ft maximum piping length and 82 ft maximum height difference.
How cold can it operate in heating?
Outdoor heating ambient range: -13°F to 75°F.
Does it include an auxiliary heater?
Auxiliary heater support is optional and purchased separately.
What electrical does it use?
208–230V, 1Ph, 60Hz. Voltage range: 187–253V. Outdoor MCA 28A (max fuse 30A). Indoor MCA 6A (max fuse 15A).
























































































