Description
The MRCOOL Signature Series MCAESHS4T3621AA is a 3-ton (36,000 BTU) heat pump condenser factory charged with low-GWP R-454B refrigerant and AHRI rated up to 14.3 SEER2 / 11.7 EER2 and 7.5 HSPF2 with the matching Signature Series air handler. A single-speed scroll compressor, inner-groove copper tubing and a sound-dampening top make it a dependable, quiet replacement for older R-410A equipment.
The MRCOOL® Signature Series 36k Heat Pump Condenser is a dependable, high-efficiency solution designed to provide reliable year-round comfort. With energy performance ratings of 14.3 SEER2 and 11.7 EER2, it delivers consistent heating and cooling while helping reduce energy consumption and utility bills.
Whether battling summer heat or winter cold, this unit ensures your home stays comfortable in every season.Factory pre-charged with R-454B refrigerant, this system supports eco-conscious upgrades, while the pre-charged design simplifies installation to save on time and labor costs. At its core, a single-speed scroll compressor provides dependable operation.
Inner-groove copper tubing improves heat transfer, enhancing system responsiveness and efficiency.Built-in temperature and pressure sensors monitor conditions to help prevent system strain, while an intelligent defrost function ensures continued performance in colder climates. Despite its large capacity, the unit operates quietly at just 63 decibels, thanks to a precision-engineered sound-dampening top that minimizes noise without compromising airflow.
It’s an ideal solution for noise-sensitive environments.Durability is built in with a steel louver coil guard and wire fan discharge grille designed to provide added protection for internal components and extend the longevity of the unit.
Installation and maintenance are hassle-free with features like sweat connection service valves and an accessible gauge port.Backed by a 10-year limited parts warranty and a limited lifetime compressor warranty, the MRCOOL® Signature Series 36k Heat Pump Condenser offers reliable comfort and long-term value.
Key Features
- Scroll compressor: Dependable single-speed scroll compressor.
- R-454B refrigerant: Factory pre-charged A2L refrigerant for the current efficiency standards.
- Built-in protection: Temperature and pressure sensors guard the compressor.
- Intelligent defrost: Demand defrost keeps heating output up in cold, wet weather.
- Quiet operation: About 63 dB with a sound-dampening top.
- Durable cabinet: Steel louvered coil guard and wire fan grille.
- Service-friendly: Sweat-connection service valves and an accessible gauge port.
- Warranty: 10-year limited parts and limited lifetime compressor warranty (registration required).
Product Specifications
| Minimum Circuit Ampacity | 22.2 A |
|---|---|
| Maximum Fuse / Breaker | 30 A |
| Refrigerant Connections | 3/8" liquid, 3/4" suction (sweat) |
| Sound Level | 63 dB(A) |
| Unit Dimensions (W x H x D) | 29.14" x 25" x 29.14" |
| Unit Weight | 173 lb |
| Brand | MRCOOL |
| Model | MCAESHS4T3621AA |
| Series | Signature Series (R-454B) |
| Cooling/Heating Capacity | 36k |
| SEER2 Rating | 14.3 |
| EER2 Rating | 11.7 |
| Refrigerant | Pre-charged with R-454B |
| Compressor | Single-speed scroll compressor for dependable operation |
| Heat Transfer | Inner-groove copper tubing for improved responsiveness and energy efficiency |
| Built-In Protection | Temperature and pressure sensors |
| Defrost Function | Intelligent defrost for reliable cold-weather performance |
| Noise Level | Quiet operation at 63 decibels with sound-dampening top |
| Durability Features | Steel louver coil guard and wire fan discharge grille |
| Service-Friendly Features | Sweat connection service valves and accessible gauge port |
Compatibility & Installation
- Matched system: Pairs with the Signature Series R-454B multi-position air handler (MCAEAMP) of the same tonnage or the stud-mount air handler (MCAEAWP).
- Line set: Sweat (brazed) connections; line set not included.
- Professional installation: Must be installed by a licensed HVAC contractor; R-454B is an A2L refrigerant.
