What's in the box
- MRCOOL® 6K DIY® OuttaSight® 5th Gen Ceiling Cassette (230V)
- Wireless Remote Control
- Installation Accessories
- MRCOOL® Warranty
- Free U.S. curbside delivery within the Lower 48 States on qualifying orders
- Orders ship from U.S. warehouses
- Delivery times may vary by location and carrier availability
- Returns accepted within 30 days for unused and uninstalled products
- Approved returns may be subject to a restocking fee
Manuals & documents
MODEL: DIYCASSETTE06HP-230D25-O
Product Description
Discreet, Powerful Climate Control for Compact Spaces up to 200 sq. ft.
The MRCOOL® DIY® 5th Generation OuttaSight® 6K BTU 230V One-Way Ceiling Cassette delivers powerful heating and cooling for compact spaces up to 200 sq. ft. Ideal for small rooms, offices, and additions, it installs flush between standard 16" ceiling joists—including I-joists—for a clean, modern look that maximizes floor and wall space.
Designed for simple DIY installation, this unit connects effortlessly to MRCOOL® DIY® systems using the pre-charged Quick Connect® line set with eco-friendly R-454B refrigerant. No vacuum pumps, specialized tools, or professional installers required—just a fast, cost-effective setup that blends seamlessly into single-zone or multi-zone 5th Gen systems.
Control your climate your way with the SmartHVAC® app, Amazon Alexa, Google Assistant, or the included remote. Quiet operation, advanced filtration, Swing and Sleep modes, plus the Elevation function for easy filter cleaning make this cassette both smart and efficient. Backed by a Limited Lifetime Compressor Warranty, it’s a discreet, high-performance solution built to deliver lasting comfort
Why You’ll Love It
✅Ideal for Small Rooms & Offices — Delivers reliable heating and cooling for spaces up to 200 sq. ft.
✅ Ultra-Discreet Low-Profile Design — Flush-mount installation between 16" ceiling joists
✅ DIY Installation Made Simple — Pre-charged Quick Connect® line set requires no vacuuming or HVAC pro
✅ Smart Control Ready — Compatible with SmartHVAC® app, Alexa, and Google Assistant
✅ Elevation Function for Easy Filter Access — Panel lowers for quick, hassle-free filter maintenance
✅ Quiet Operation — Operates as quietly as 23.5 dBA for peaceful, undisturbed comfort
✅ Energy-Efficient Eco Refrigerant — Uses R-454B, an environmentally friendly refrigerant
✅ Industry-Leading Warranty — Limited Lifetime Compressor Warranty, 7-Year Compressor, 5-Year Parts
What You Need for a Complete System
This air handler requires pairing with:
-
Compatible MRCOOL® DIY® 5th Gen Multi-Zone or Single-Zone Condenser
-
Pre-Charged 25ft Quick Connect® Line Set (sold separately)
Optional Accessories:
-
Additional Line Sets
-
Line Set Coupler Kits
-
Wireless Thermostat Controller
Important: Compatible with 5th Generation MRCOOL® DIY® Systems only.
| Voltage | 208-230V |
| Phase | 1 |
| Cycle | 60 Hz |
| Cooling Capacity | 6,000 BTU |
| Max Coverage Area | 200 sq. ft. |
| SEER | 19 |
| Decibel Rating (Low/High) | 23.5 / 46.5 dBA |
| Airflow CFM | 341 / 294 / 259 / 235 / 235 |
| Mount Type | Ceiling Cassette |
| Refrigerant Type | R-454B |
| WiFi Compatible | Yes |
| App Compatibility | iOS & Android |
| Voice Control | Alexa & Google Assistant |
| Net Dimensions (WxHxD) | 50.31" x 8.98" x 13.19" |
| Net Weight | 45 lbs |
| Warranty | Lifetime Limited*, 7-Year Compressor, 5-Year Parts |
Questions, answered
Everything homeowners ask before buying a MRCOOL® system.
Installation
What installation requirements apply to this product?
Installation requirements vary by product type. Selected complete MRCOOL® DIY systems are designed for homeowner installation when fitted in line with the manufacturer’s instructions, local codes and permit requirements.
Central HVAC systems, including Universal®, VersaPro®, Central Ducted Hyper Heat and packaged systems, are intended for professional installation by a qualified HVAC contractor. Licensed electrical work may also be required.
Components, thermostats, controls, line sets and accessories should be installed according to their product documentation and compatibility requirements. Always review the product page, manufacturer guidance and warranty conditions before installation.
Will I need any additional parts, tools or professional services?
Additional requirements vary by product and installation. Tools, electrical materials, mounting hardware, connecting components or other installation supplies may be required unless specifically stated as included.
Review the product description, specifications, installation information and What’s Included section, where available, before ordering.
Where can I find product documents or installation instructions?
Available specifications, installation instructions, owner’s manuals and manufacturer documents are provided on the product page where applicable.
Some simple accessories may not have a separate installation manual. Contact our team if you need help locating documentation for a particular product or model.
Sizing & Compatibility
How do I confirm this product is compatible with my equipment?
Review the product type, model number, dimensions, voltage, capacity, refrigerant type, connection sizes and compatibility information shown on the product page, where applicable.
Components, thermostats, controls and accessories must be matched to compatible equipment. Contact our team before ordering if you are uncertain about compatibility.
What should I check before ordering?
Confirm the product name and model number, together with any relevant dimensions, voltage, capacity, refrigerant type, connections and installation requirements.
For replacement components and accessories, compare the product specifications with your existing equipment and the relevant manufacturer documentation before placing your order.
What is included with this product?
The supplied items are listed in the What’s Included section or product description, where applicable. Only the products, components and accessories specifically stated are included.
Electrical materials, mounting equipment, connecting components or other installation supplies may need to be purchased separately unless expressly stated otherwise.
Warranty & Support
What warranty coverage applies to this product?
Warranty coverage varies by product and model. Eligible MRCOOL® products are covered according to the manufacturer’s warranty terms, registration requirements and installation conditions.
Accessories and individual components may have different coverage. Cool Heat Direct can provide available warranty documentation and general guidance, while warranty eligibility and claim decisions are determined by the manufacturer.
How can I get help before ordering?
Email support@coolheatdirect.com with the product name or model number and details about your project or existing equipment.
For compatibility questions, include the model numbers of any products you intend to connect, control, replace or use together.
Support hours: Monday–Friday, 9 AM–6 PM ET.
Shipping & Returns
How will my order be shipped?
Free standard shipping is available on eligible orders to the Lower 48 states and Washington, D.C.
Orders are generally processed within 3–5 business days, followed by approximately 5–12 business days in transit. Delivery timing varies by product availability, destination and carrier scheduling.
Smaller products may ship by parcel carrier. Larger equipment may be delivered curbside by freight carrier. The carrier may contact you to arrange a delivery appointment.
Can I return this product?
Return requests may be submitted within 30 calendar days of delivery. Products must be new, unused and uninstalled and, where applicable, unpowered. They must also be complete and in their original manufacturer packaging. Prior written authorization is required.
For approved change-of-mind returns, incorrect sizing or customer ordering errors, the customer is responsible for return freight and a 15% restocking fee applies.
Verified damaged, defective, incorrect or incomplete orders are handled separately under our full policy.

