The MRCOOL® DIY® 5th Gen E-Star Series 18K BTU, 1.5 Ton, 21.5 SEER2 Ductless Mini-Split Heat Pump System with Ceiling Cassette Air Handler – R-454B is a MRCOOL indoor air handler designed for compatible DIY mini split systems.
It delivers quiet indoor comfort, smart control compatibility, and dependable airflow for a clean ductless HVAC installation.
Key Features
- Compatible MRCOOL DIY system component
- Designed for ductless mini split installations
- Built for efficient heating and cooling performance
- Pairs with approved MRCOOL components and accessories
- Genuine MRCOOL equipment
- R-454B refrigerant
- Standard 25 Ft. MRCOOL Pre-Charged Quick Connect Line Set – R-454B
- Pre-Charged with R-454B Refrigerant
- Corrosion-resistant for long outdoor life
- FAN ONLY, QUIET, SLEEP, AUTO for complete control
- R-454B Refrigerant Compliant
- Meets or exceeds ENERGY STAR® guidelines
- R-454B
- Inverter
Perfect For
- Compatible MRCOOL DIY mini split installations
- Replacement or component-based system setups
- Residential ductless HVAC applications
Specifications
- MRCOOL DIY 5th Gen E-Star Series 18K BTU Mini-Split Heat Pump System
- R-454B refrigerant
- MRCOOL DIY 5th Gen 18K BTU, 1.5 Ton, 21.5 SEER2 Heat Pump Condenser
- MRCOOL DIY 5th Gen 18K BTU Ceiling Cassette Air Handler
- Standard 25 Ft. MRCOOL Pre-Charged Quick Connect Line Set – R-454B
- 18,000 BTU Output
- 21.5 SEER2 High Efficiency
- Pre-Charged with R-454B Refrigerant
- MRCOOL Ceiling Cassette Air Handler – 18K BTU
- R-454B Refrigerant Compliant
- 15,001 - 20,000 BTU
- R-454B
Warranty Information
Why Buy from CulinaryProfis?
CulinaryProfis is an authorized online dealer offering secure checkout, product support, and nationwide shipping throughout the contiguous United States. If you need help choosing the right MRCOOL system or accessory for your application, contact CulinaryProfis before ordering.
Frequently Asked Questions
Is this a genuine MRCOOL item?
Yes. This listing is for a MRCOOL product or accessory intended for compatible MRCOOL applications.
How do I confirm compatibility?
Check your MRCOOL model number and installation requirements before ordering, or contact CulinaryProfis for help matching the correct item.
Does this purchase include installation?
No. Installation service is not included.
Shipping Information
Free shipping is available on qualifying MRCOOL orders over $1,000 within the 48 contiguous United States. Orders ship via UPS, FedEx, freight carrier, or the most economical available provider.
Large HVAC systems are delivered by curbside service only. Carriers do not provide inside delivery, garage delivery, installation, or white glove service unless specifically stated otherwise. Tracking information is typically provided after order processing and delivery times may vary by location, inventory availability, carrier conditions, and order verification requirements.
Adult Signature Required: A person 18 years of age or older must be present to accept and sign for the delivery.
Shipping Restrictions: We do not ship to PO Boxes, Alaska, Hawaii, Puerto Rico, Guam, the U.S. Virgin Islands, the Northern Mariana Islands, Canada, or other international destinations.
Freight & Delivery Policy
Please inspect your shipment immediately upon delivery. If packaging is visibly damaged, take clear photos and note the damage with the delivery driver on the delivery receipt or Bill of Lading before accepting the shipment. If concealed damage is discovered after opening the package, contact CulinaryProfis within 24 hours and provide photographs of the damage.
Please retain all original boxes, packaging materials, documentation, accessories, and pallets until you have fully inspected and accepted your order. Orders that have already shipped and are later canceled or refused may be subject to restocking fees and applicable return freight charges.
