MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner (Cooling‑Only Condenser)

14 people are viewing this product right now.
Robert from Corpus Christi, TX bought this item!

$2,067.70

: $2,067.70

The 3.5 ton 14.3 SEER2 air conditioner is a reliable cooling‑only condenser designed for central ducted homes and built for long‑lasting performance. This R‑454B system is engineered for central ducted homes and offers quiet 65 dBA operation, corrosion‑resistant construction, and long‑lasting performance. Professional installation is required, and Precision Air provides full AC installation services for all MRCOOL Signature Series systems in Corpus Christi and surrounding South Texas areas.

Your System May Need Additional Items for Proper Installation
3.5 ton 14.3 SEER2 air conditioner
80000 BTU Natural Gas Furnace
4–5 ton multi‑positional 21 inch cased
This item: MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner (Cooling‑Only Condenser) $2,067.70
: $2,067.70
$2,067.70
: $2,067.70
-
+
-
+
Warranty requires the purchase of a Pre-Charged No Vac lineset for DIY Installations. Purchase of a Hyper Heat Central Ducted System, Universal System or a VersaPro System without a Pre- Charged No Vac will not be warranted if not installed by a licensed professional
Add Installation Service

If you live in the Corpus Christi, Kingsville, Alice, Rockport or Victoria Texas area, we can install your DIY system as long as you also buy the DIY No-Vac Line set. If no Line set Is chosen you can choose Professional Installation and it will be installed by Precision Air of Corpus Christi TX

Description

MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner – Cooling‑Only Condenser 

The 3.5 ton 14.3 SEER2 air conditioner is a reliable cooling‑only condenser designed for central ducted homes, delivering 39,000 BTU of efficient performance. Using the new R‑454B refrigerant, this unit meets modern environmental standards while maintaining strong cooling output and dependable operation.

A scroll compressor provides smooth, consistent performance with reduced wear, while inner‑groove copper tubing improves heat transfer efficiency. With a quiet 65 dBA sound rating and a sound‑dampening top, this condenser is ideal for residential installations where low noise is important.

This model is not DIY and must be installed by a licensed HVAC professional. Precision Air offers complete installation services for MRCOOL Signature Series systems.

Key Features:

This 3.5 ton 14.3 SEER2 air conditioner uses a durable scroll compressor to maintain consistent cooling output.

  • 3.5 Ton / 39,000 BTU cooling capacity
  • 14.3 SEER2 / 11.7 EER2 efficiency
  • Cooling‑only condenser (not a heat pump)
  • R‑454B refrigerant (environmentally compliant)
  • Scroll compressor for long‑term reliability
  • 65 dBA quiet operation
  • Inner‑groove copper tubing for improved heat transfer
  • Steel louver coil guard for added protection
  • Compact, service‑friendly design
  • 10‑year parts warranty + limited lifetime compressor warranty

Ideal Applications

  • Homes with existing ductwork
  • Replacement for older 10–13 SEER AC units
  • Budget‑friendly central AC upgrades
  • South Texas homes needing reliable cooling performance

Installation Requirements

This MRCOOL Signature Series condenser requires professional installation and is not compatible with DIY pre‑charged line sets.

Precision Air provides:

  • Central AC installation
  • Line set replacement
  • Coil pairing and configuration
  • Thermostat setup
  • System startup and testing
  • Removal of old equipment

Proper installation ensures full warranty coverage and optimal performance.

Why Choose the Signature Series?

The Signature Series is MRCOOL’s traditional split‑system line, offering:

  • Lower upfront cost than inverter systems
  • Reliable cooling performance
  • Compatibility with existing ductwork
  • Straightforward replacement for older AC units
  • Proven durability in hot climates

This model is ideal for homeowners needing dependable cooling without the higher cost of inverter technology.

The 3.5 ton 14.3 SEER2 air conditioner offers a strong balance of cooling performance, energy efficiency, and long‑term reliability for homeowners who want dependable comfort without the higher cost of inverter systems. With its 39,000 BTU output and optimized airflow design, this cooling‑only condenser maintains consistent temperatures even during peak South Texas heat. The upgraded R‑454B refrigerant and scroll compressor work together to reduce energy consumption while delivering smooth, steady operation. This makes the 3.5 ton 14.3 SEER2 air conditioner an excellent choice for replacing older 10–13 SEER units, improving comfort, and lowering monthly cooling costs. Its durable construction and quiet 65 dBA sound rating ensure a comfortable indoor environment and long service life.

Warranty Information

MRCOOL provides a 10‑year parts warranty and a limited lifetime compressor warranty when the system is registered after installation.

Homeowners replacing older systems often choose a 3.5 ton 14.3 SEER2 air conditioner for its balance of efficiency and affordability

Rekated:

4–5 ton multi‑positional 21 inch cased

80000 BTU Natural Gas Furnace

Reviews

There are no reviews yet

Be the first to review “MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner (Cooling‑Only Condenser)”

Proposition 65 Warning California Residents Only

⚠ California Proposition 65 Warning This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. These warnings are provided in accordance with California law to help consumers make informed decisions. For more information, visit www.P65Warnings.ca.gov (p65warnings.ca.gov in Bing).

Q & A

Ask a question
MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner (Cooling‑Only Condenser) MRCOOL Signature 3.5 Ton 14.3 SEER2 Split Air Conditioner (Cooling‑Only Condenser)
Your question
* Question is required
Name
* Name is required
* Please tick the checkbox to proceed
There are no questions yet
Model Number MCAESAS4T4221AA
Cooling Capacity 39,000 BTU
Tonnage 3.5 Ton
SEER2 14.3
EER2 11.7
Refrigerant R‑454B
Compressor Type Scroll
Inverter No
Voltage 208/230V
Phase 1
Max Fuse/Breaker 45A
Min Circuit Ampacity 26A
Noise Level 65 dBA
CFM 2950
Liquid Line Size 3/8″
Suction Line Size 3/4″
Max Line Set Length 150 ft
AHRI Certified Yes
Base Warranty 10‑Year Parts
Compressor Warranty Limited Lifetime
Net Weight 185 lbs