
High Static Slim Duct + Outdoor Unit • R454B • 208–230V
Cooper&Hunter 48,000 BTU Single Zone Slim Duct Ducted Minisplit Heat Pump System R454B 230V
Overview
48K high-static slim duct indoor unit paired with a single-zone outdoor condenser for large residential and light commercial environments. High external static pressure supports strong ducted air delivery across longer runs, with flexible indoor orientation (horizontal or vertical).
Highlights
System Search
Voltage
208–230V (1Ph, 60Hz)
Voltage Range
187–253V
Max Line / Lift
246 ft / 98.4 ft
Outdoor MCA / Max Fuse
39A / 40A
AHRI
207742340
- High static pressure ducted performance (ESP 0–0.8)
- Smart kit connectivity support with app control
- Controls: remote + wall thermostat + wired controller support
- TU1 copper tubing design
- Refrigerant sensor for system monitoring
- Horizontal or vertical indoor installation flexibility
What’s Included
- Indoor unit: CH-RS48LCDT-HS
- Outdoor unit: CH-R48LCU-230VO
- Remote control and wall thermostat
- Wired controller support (wire controller + remote controller available)
- Smart kit connectivity support
Indoor Specs (CH-RS48LCDT-HS)
| Spec | Value |
|---|---|
| Refrigerant Type | R454B |
| System Type | Single Zone |
| BTU Rated | 48,000 |
| Power Source | 208–230V, 1Ph, 60Hz |
| Voltage Range | 187–253V |
| Dehumidification | 8.92 pints/day |
| Filter Dimensions (W×D) | 21.26 × 10.12 in |
| Controller | Wire controller + remote controller available |
| Refrigerant Piping (Liquid/Gas) | 3/8" / 3/4" |
| EER2 | 10.4 |
| SEER2 | 16.7 |
| Minimum Circuit Ampacity | 5A |
| Max Fuse | 15A |
| Indoor Noise Level (H/M/L) | 51 / 46 / 42 |
| Indoor Air Flow | 1,648.1 / 1,471.5 / 1,294.9 / 1,059.5 |
| ESP Range | 0–0.8 |
| Drainage Water Pipe Diameter | 1" |
| Operation Range – Heating | 32–86°F |
| Operation Range – Cooling | 60–90°F |
| Unit Dimensions (W×H×D) | 47.24 × 29.53 × 11.81 in |
| Packing Dimensions (W×D×H) | 56.10 × 33.86 × 14.13 in |
| Unit Net / Gross Weight | 111.33 / 124.78 lb |
Outdoor Specs (CH-R48LCU-230VO)
| Spec | Value |
|---|---|
| Refrigerant Type | R454B |
| BTU Rated | 48,000 |
| Power Source | 208–230V, 1Ph, 60Hz |
| Voltage Range | 187–253V |
| Dehumidification | 9.83 pints/day |
| Max Pipe Length | 246 ft |
| Max Height Difference (Indoor↔Outdoor) | 98.4 ft |
| Refrigerant Piping (Liquid/Gas) | 3/8" / 3/4" |
| HSPF2-5 / HSPF2-4 | 7.7 / 10 |
| Cooling Capacity (Min/Max) | 48,000 (9,500–52,000) BTU/h |
| Heating Capacity (Min/Max) | 50,000 (11,700–60,000) BTU/h |
| COP | 3.5 |
| Ambient Temperature – Heating | -13 to 75°F |
| Ambient Temperature – Cooling | -13 to 122°F |
| Refrigerant Precharge | 25 |
| Outdoor Noise Level | 65 |
| Outdoor Air Flow | 4,237.9 |
| Minimum Circuit Ampacity | 39A |
| Max Fuse | 40A |
| Additional Refrigerant Charge (3/8 liquid line) | 0.32 |
| Additional Refrigerant Charge (1/4 liquid line) | / |
| Unit Dimensions (W×H×D) | 37.48 × 16.34 × 52.48 in |
| Packing Dimensions (W×D×H) | 43.11 × 19.49 × 57.48 in |
| Unit Net / Gross Weight | 208.78 / 239.86 lb |
| AHRI | 207742340 |
Documents & Downloads
- Submittal (This Pairing): CH-R48LCU-230VO + CH-RS48LCDT-HS
- Additional Submittals
- CH-R48LCU-230VO + CH-RS48LCAHU
- CH-R48LCU-230VO + CH-RSH48LCFC
- CH-R48LCU-230VO + CH-RH48LCCT
- CH-R48LCU-230VO + CH-RSH48LCCT
- Indoor Manuals
- 120N Wire Controller — Owner’s Manual
- Installation Manual — High Static Duct
- Owner’s Manual — High Static Duct
- SlimDuct Leaflet — R454B
- Outdoor Manuals
- SlimDuct Leaflet — R454B
Important
- Line set: 3/8" liquid and 3/4" suction (gas).
- Max piping: 246 ft total length and 98.4 ft vertical separation.
- Outdoor electrical: MCA 39A, max fuse 40A.
- AHRI reference: 207742340.
- Support: hvacsupplies.com/pages/contact • (800) 543-8933
FAQs
What line set size does this system use?
3/8" liquid line and 3/4" suction (gas) line.
What is the external static pressure range?
ESP range: 0–0.8.
What are the indoor airflow values?
1,648.1 / 1,471.5 / 1,294.9 / 1,059.5.
What are the outdoor capacity ranges?
Cooling: 48,000 (9,500–52,000) BTU/h. Heating: 50,000 (11,700–60,000) BTU/h.
What is the maximum piping length and vertical separation?
246 ft maximum piping length and 98.4 ft maximum height difference.
How cold can it operate in heating?
Heating ambient range: -13°F to 75°F.
What is the cooling ambient range?
Cooling ambient range: -13°F to 122°F.
What electrical does the system use?
208–230V, 1Ph, 60Hz. Voltage range: 187–253V. Outdoor MCA 39A (max fuse 40A). Indoor MCA 5A (max fuse 15A).
What controls are supported?
Remote control and wall thermostat, plus wired controller support.
Can the indoor unit be installed horizontally or vertically?
Yes. The indoor unit supports horizontal or vertical installation.
What is the AHRI number for this outdoor unit?
207742340.
What is the indoor drain connection size?
1" drainage water pipe diameter.
























































































