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Description
The MRCOOL DIY 5th Gen Hyper Heat 12,000 BTU wall mount mini split is a 208/230V ductless heat pump rated at 23.5 SEER, sized for spaces of 350–550 sq. ft., and installs with a pre-charged 25-ft. DIY QuickConnect line set that needs no vacuuming.
Highlights
- True DIY installation — no special tools or professional installer required.
- 25-ft. DIY QuickConnect line set, pre-charged with R-454B refrigerant, so there's no vacuuming step.
- DIYPRO cable replaces electrical conduit, adding protection against the elements.
- Flexible controls — included handheld remote, the SmartHVAC app (Apple and Android), or voice commands via Amazon Alexa and Google Assistant.
- Follow Me function and Dry Mode for location-based comfort and humidity control.
- Gold Fin condenser resists corrosion in coastal climates; Intertek listed 5031495.
Details
Avermont Direct is an authorized MRCOOL dealer. This DIY 12,000 BTU Hyper Heat single-zone system lets a homeowner heat and cool a space up to 550 sq. ft. without hiring an HVAC professional, using the included pre-charged line set and DIYPRO cable. It carries a 7-year compressor and 5-year parts warranty, backed by a limited lifetime warranty, and suits a single room or open living area needing efficient, code-compliant supplemental heating and cooling.
Need Help?
If you have questions about this product before you order, our team is happy to help.
Email: support@avermontdirect.com
Phone: +1 (844) 455-3695
Hours: Monday–Friday, 9AM–5PM
Live Chat: Available 24/7
| Capacity | 12,000 BTU cooling / heating (Hyper Heat) |
|---|---|
| Efficiency | 23.5 SEER |
| Voltage | 208/230V |
| Coverage Area | Up to 550 sq. ft. |
| Indoor Unit Type | Wall mount air handler |
| Line Set | 25 ft., DIY QuickConnect, pre-charged with R-454B refrigerant |
| Certification | Intertek Listed 5031495 |
| Warranty | 7-year compressor, 5-year parts, limited lifetime warranty |
- Follow Me function tracks the remote's location for even airflow.
- Remote control included.
Shipping
- Orders of $200 or more ship free within the contiguous United States. Orders under $200 ship for a flat $9.99.
- In-stock items (shown as “In Stock” on the product page) ordered before 1:00 PM Pacific Time on a business day typically ship within 1–3 business days. Delivery usually takes 3–7 business days after shipping.
- Backorder, Partial Backorder and Custom Order items are not covered by the 1–3 business day processing time. Their estimated restock or ship time is shown in the stock status on the product page before you order.
- Large items ship by freight and are typically delivered curbside. Smaller items ship by ground carrier such as FedEx or UPS.
- We ship to the 48 contiguous states. We do not ship to Alaska, Hawaii or P.O. boxes.
- Please inspect your delivery on arrival and report any concealed damage or missing parts within 24 hours.
Returns
- Returns can be requested within 30 days of delivery. Items must be unused, uninstalled, in new resalable condition and in their original packaging, including the pallet if delivered on one.
- Approved returns are subject to a 15% restocking fee, and return shipping costs are the customer’s responsibility unless the return is the result of our error.
- Installed or used products, custom and made-to-order items, clearance or final-sale items, and replacement parts and accessories are not eligible for return.
Full Shipping Policy Full Return Policy Questions? +1 (844) 455-3695