Description
The MRCOOL Signature Series MCAESHS4T2421AA is a 2-ton (24,000 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 24k Heat Pump Condenser is a high-efficiency, all-season solution designed to keep your home comfortable year-round. With a 14.3 SEER2 and 11.7 EER2 rating, it offers dependable climate control and energy savings, making it a smart replacement or upgrade for any home.Pre-charged with R-454B refrigerant, this unit meets today’s environmental standards while delivering reliable performance.
Its pre-charged design also speeds up installation and lowers labor costs.At the heart of the system is a durable single-speed scroll compressor, supported by inner-groove copper tubing for improved heat transfer and fast response. This unit includes temperature and pressure sensors and an intelligent defrost function for reliable performance in extreme weather.It operates quietly at just 60 decibels, with a sound-dampening top ideal for use in residential settings.
Built to last, it features a louvered coil guard and wire fan discharge grille for extra protection. Service-friendly features include sweat connection valves and an accessible gauge port, while its compact frame allows for flexible placement.Homeowners also benefit from a 10-year limited parts warranty and a limited lifetime compressor warranty. For comfort, efficiency, and durability, the MRCOOL® Signature Series 24k Heat Pump delivers 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 | 15.2 A |
|---|---|
| Maximum Fuse / Breaker | 20 A |
| Refrigerant Connections | 3/8" liquid, 3/4" suction (sweat) |
| Sound Level | 60 dB(A) |
| Unit Dimensions (W x H x D) | 23.6" x 25" x 23.6" |
| Unit Weight | 144 lb |
| Brand | MRCOOL |
| Model | MCAESHS4T2421AA |
| Series | Signature Series (R-454B) |
| Cooling/Heating Capacity | 24k |
| SEER2 Rating | 14.3 |
| EER2 Rating | 11.7 |
| Refrigerant | Pre-charged with R-454B |
| Compressor | Single-speed scroll compressor for reliable, efficient 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 extreme weather performance |
| Noise Level | Quiet operation at 60 decibels with sound-dampening top |
| Durability Features | Louvered coil guard and wire fan discharge grille |
| Service-Friendly Features | Sweat connection valves and accessible gauge port |
| Installation | Compact frame for flexible placement |
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.
