Description
The MRCOOL Signature Series MCAESAS4T4821AA is a 4-ton (48,000 BTU) air conditioner condenser factory charged with low-GWP R-454B refrigerant and AHRI rated up to 13.8 SEER2 / 11.2 EER2 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 48k Cooling Only Condenser offers efficient, dependable cooling designed to meet the needs of modern homeowners. With a 13.8 SEER2 and 11.2 EER2 rating, this unit delivers comfort while helping lower energy bills, making it a reliable choice for both replacements and new installations.Pre-charged with R-454B refrigerant, the unit meets current environmental standards while maintaining strong cooling capabilities.
At its core is a reliable scroll compressor, supported by inner-groove copper tubing for efficient heat exchange and improved thermal conductivity.Though powerful, the system operates quietly at 65 decibels, about as loud as a dishwasher or normal conversation, making it ideal for residential settings. A sound-dampening top further reduces operating noise.
Steel louver coil guard and wire fan discharge grille protect internal components from debris, impacts, and harsh weather.Compact in size and equipped with user-friendly service features like sweat connection valves and a convenient gauge port, installation and maintenance are straightforward.
Backed by a 10-year limited parts warranty and a limited lifetime compressor warranty, the MRCOOL® Signature Series 48k Cooling Only Condenser is a strong, smart choice for year-round cooling comfort.
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.
- 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 | 30 A |
|---|---|
| Maximum Fuse / Breaker | 50 A |
| Refrigerant Connections | 3/8" liquid, 7/8" suction (sweat) |
| Sound Level | 65 dB(A) |
| Unit Dimensions (W x H x D) | 29.14" x 32.8" x 29.14" |
| Unit Weight | 204 lb |
| Brand | MRCOOL |
| Model | MCAESAS4T4821AA |
| Series | Signature Series (R-454B) |
| Cooling Capacity | 48k BTU |
| Efficiency Ratings | 13.8 SEER2 / 11.2 EER2 |
| Refrigerant | Pre-charged R-454B |
| Compressor | Scroll |
| Tubing | Inner-groove copper |
| Noise Level | 65 dB with sound-dampening top |
| Durability Features | Steel louver coil guard, wire fan discharge grille |
| Service Features | Sweat connection valves, convenient gauge port |
| Design | Compact for flexible placement |
Compatibility & Installation
- Matched system: Pairs with the Signature Series R-454B multi-position air handler (MCAEAMP) of the same tonnage.
- 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.
