Quick answers to questions about ordering, compatibility, and installation.
Upgrade your home’s climate control with the MRCOOL DIY 5th Gen 55K BTU 6-Zone Ductless Mini-Split System, expertly configured with one 6k, three 9k and two 12k wall-mounted air handler. This powerful combo is ideal for homes with a mix of small and larger rooms—providing precision temperature control across six zones without sacrificing efficiency or ease of use.
The system features MRCOOL’s DIY Quick Connect® technology, pre-charged lines, and smart-home integration, making it the go-to solution for confident homeowners who want professional-grade HVAC performance without professional installation. Built for flexibility, durability, and energy savings, this 5th Gen model is SEER2 rated up to 20.5 and comes loaded with features like Gold Fin® corrosion resistance, Wi-Fi controls, and low ambient heating/cooling.
Key Features:
(1) 55,000 BTU 5th Gen DIY Multi-Zone Condenser (supports up to 6 zones)
(1) 6,000, (3) 9,000 and (2) 12,000 BTU DIY Wall Mount Air Handlers
SEER2 Rating: Up to 20.5
Smart HVAC Control – Compatible with MRCOOL app, Alexa & Google Assistant
DIY Installation – Pre-charged lines, no vacuuming or special tools needed
Gold Fin® Coating – Rust-resistant, ideal for coastal or humid areas
Advanced features: Auto Restart, Leak Detection, Sleep Mode, Follow Me®
UL Listed & AHRI Certified
Backed by 5-Year Parts and 7-Year Compressor Warranty
Includes:
(1) MRCOOL 55K BTU 5-Zone DIY Condenser (Model: DIY-MULTI5-55HP-WM00C)
(1) 6K, (3) 9k and (2) 12k DIY Wall Mounted Air Handlers
(6) Remotes
Installation Manuals
Specifications:
| BRAND NAME | MRCOOL |
| SERIES | DIY 5th gen Multi-Zone Mini-splits |
| MODEL | DIY-MULTI6-55HP230D-O |
| GTIN | 840255587488 |
| UPC | 840255587488 |
| SHORT DESCRIPTION | MRCOOL® 55k DIY 5th Generation 6 Zone Multi-Zone Mini-Split Condenser 230v |
| SEER2 | 22 |
| EER2 | 12 |
| HSPF2-4 | 10.6 |
| HSPF2-5 | 8.5 |
| TONNAGE | 4.6 |
| COOLING CAPACITY (BTU) | 47000 |
| HEATING CAPACITY (BTU) | 55000 |
| VOLTAGE (V) | 208/230 |
| PHASE | 1 |
| CYCLE | 60 |
| MAX FUSE BREAKER (A) | 45 |
| MIN CIRCUIT AMPACITY (A) | 43 |
| COLOR | White |
| ZONE CAPACITY | 6 |
| REFRIGERANT TYPE | R-454B |
| REFRIGERANT VOLUME (OZ) | 151.68 |
| DECIBEL RATING (DBA) | 64 |
| INVERTER | DC |
| LINE SET LENGTH | 25 |
| MAX LINESET LENGTH (FT) | 221.4 |
| LIQUID LINE SIZE | 1/4 |
| SUCTION LINE SIZE | (3/8 X4) (1/2 X2) |
| COMPRESSOR MOTOR TYPE | Rotary |
| AUXILIARY HEATER INCLUDED | No |
| AUXILIARY HEATER AVAILABLE | No |
| FAN ONLY OPTION | Yes |
| QUIET MODE | Yes |
| AUTO COOL | Yes |
| WIFI COMPATIBILITY | Yes |
| APP COMPATIBILITY | Yes |
| WORKS WITH IOS | Yes |
| WORKS WITH ANDROID | Yes |
| UL LISTED | Yes |
| ETL LISTED | Yes |
| ENERGY STAR CERTIFIED | Yes |
| AHRI CERTIFIED | Yes |
| REGISTERED WARRANTY | Extended Limited Lifetime* |
| BASE PARTS WARRANTY | 5 |
| BASE COMPRESSOR WARRANTY | 7 |
| HAS BATTERIES | Yes |
| CONTAINS ELECTRONICS | Yes |
| CONTAINS CHEMICALS | Yes |
| CONTAINS AEROSOL | Yes |
| CONTAINS COMPRESSED GAS | Yes |
| PROPOSITION 65 WARNING | Yes |
| NET DEPTH (IN) | 16.34 |
| NET HEIGHT (IN) | 52.48 |
| NET WIDTH (IN) | 37.48 |
| NET WEIGHT (LBS) | 245.81 |
| GROSS DEPTH (IN) | 19.49 |
| GROSS HEIGHT (IN) | 58.27 |
| GROSS WIDTH (IN) | 43.11 |
| GROSS WEIGHT (LBS) | 267.46 |
Quick answers to questions about ordering, compatibility, and installation.
Yes. Freedom HVAC Supply sells HVAC equipment and parts to contractors, property owners, and qualified DIY installers. Some products may require professional installation based on local codes.
Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.
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Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.
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Manufacturer installation guides and documentation are included or available upon request for most products.
Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.
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Larger HVAC equipment ships via freight and should be inspected upon delivery. Delivery details are provided during checkout.
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