Spring 2026 Savings !
MRCOOL DIY 36K 4‑Zone 23 SEER2 4×6K Ductless Mini Split Heat Pump System DIYM436HPW00D122
MRCOOL DIY 36K 4‑Zone 23 SEER2 4×6K Ductless Mini Split Heat Pump System DIYM436HPW00D122 is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
We offer fast and reliable shipping across the continental U.S., with free shipping available on most orders (exclusions may apply based on brand and product type). Orders are typically processed within 1–2 business days and transit time is usually 4–7 business days. Larger items may ship via freight and require a scheduled curbside delivery. Please ensure your contact details are accurate at checkout. For questions about delivery timelines, shipping eligibility, or special requests, feel free to contact us directly. See policy
Price Match Guarantee
Price Match Guarantee
Find a lower price? Call +1(855-799-1672) and we'll match it! (Some exclusions may apply. See ourLowest Price Guarantee Policyfor more information)
Returns
Returns
Our return policy covers a 30-day period from the date of purchase. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. Defective products are eligible for free returns, with options for a refund or replacement. Customer remorse returns may incur return shipping fees and restocking fees. Refunds are processed within a specified timeframe, subject to restocking fees if applicable. Late or missing refunds should be addressed with your bank or credit card company first. Exchanges may be accepted for defective or damaged items. Shipping costs for returns are typically the responsibility of the customer, except in cases of damaged products. For further details or inquiries, please contact us via phone, email, or live chat.See policy
MRCOOL DIY 36K 4‑Zone 23 SEER2 4×6K Ductless Mini Split Heat Pump System DIYM436HPW00D122 is backordered and will ship as soon as it is back in stock.
✅ Authorized Online Dealer
🚚 Free Shipping + No Sales Tax (exclusions may apply)
💲 We Beat The Lowest Price
📦 Fast 4-7 Day Delivery
🏭 Manufacturer Warranty Included
❓ Questions? Call Our Experts: +1 (855-799-1672)
Description
Description
MRCOOL DIY 36K 4‑Zone 23 SEER2 4×6K Ductless Mini Split Heat Pump System DIYM436HPW00D122
The MRCOOL DIY 36K 4‑Zone 23 SEER2 4×6K Ductless Mini Split Heat Pump System DIYM436HPW00D122 is a high‑efficiency multi‑zone HVAC solution designed for whole‑home comfort and true do‑it‑yourself installation. This 5th Generation MRCOOL DIY system combines a 36,000 BTU condenser capable of supporting four independent indoor units with four 6,000 BTU air handlers — ideal for bedrooms, offices, guest rooms, or other living spaces that benefit from zoned climate control. The included QuickConnect® line sets are factory pre‑charged with eco‑friendly refrigerant, eliminating the need for vacuum pumps or refrigerant handling, so installation is easier and faster than traditional mini‑split systems.
Experience year‑round comfort with energy‑saving DC inverter technology and a high 23 SEER2 rating that helps lower utility costs while providing quiet, reliable heating and cooling. The system supports smart connectivity solutions, including the MRCOOL Smart HVAC Controller app, as well as Amazon Alexa and Google Home for seamless integration with your smart home setup. With robust Gold Fin® anti‑corrosion protection and durable components, this system is built to deliver long‑lasting performance and comfort for your home.
Features
- 36,000 BTU total system capacity
- Four independently controlled comfort zones
- 23 SEER2 high-efficiency rating
- DC inverter variable-speed compressor
- DIY® QuickConnect® pre-charged line sets
- 25-ft line sets included (long-run flexibility)
- No vacuum pump or HVAC license required
- DIYPRO® cable — no electrical conduit needed
- Gold Fin® corrosion-resistant protection
- Follow Me® temperature sensing
- MRCOOL® Smart HVAC Controller® App
- Amazon Alexa® & Google Home® compatible
- ENERGY STAR® & AHRI certified
Specifications
| Specification | Details |
|---|---|
| System Model | DIYM436HPW00D122 |
| Total Capacity | 36,000 BTU |
| Number of Zones | 4 |
| Indoor Units | (4) 6,000 BTU wall‑mount |
| SEER2 Rating | 23 |
| Compressor | DC inverter, variable‑speed |
| Refrigerant Type | R‑454B |
| Line Set Length | 25 ft per zone (pre‑charged) |
| Voltage | 208/230 V |
| Phase | Single‑phase |
| Frequency | 60 Hz |
| MCA | 30.5 Amps |
| Max Breaker Size | 35 Amps |
| Outdoor Condenser Dimensions | 37.24″ W × 16.14″ D × 31.89″ H |
| Outdoor Condenser Weight | ~169 lbs |
| Indoor Unit Dimensions | 31.57″ W × 11.69″ H × 7.44″ D |
| Indoor Unit Weight | ~24.5 lbs (6K units), ~25 lbs (6K unit) |
| Warranty | 5‑Year Parts, 7‑Year Compressor, Lifetime Replacement (with registration) |
What’s Included
- ✔ MRCOOL® DIY® 36K BTU Multi-Zone Outdoor Condenser
- ✔ (4) 6K BTU Wall-Mounted Indoor Air Handlers
- ✔ (4) 25-ft DIY® QuickConnect® Line Sets (1/4 × 3/8)
- ✔ DIYPRO® communication cable
- ✔ Wireless remotes for each indoor unit
- ✔ Installation manuals & mounting hardware
Frequently Asked Questions (FAQ's)
Is this system truly DIY?
Yes. The QuickConnect® line sets eliminate vacuuming and refrigerant handling.
Can each room be set to a different temperature?
Absolutely. Each zone operates independently.
Why choose 25-ft line sets?
They provide greater installation flexibility for longer wall runs or difficult layouts.
Does this system work with smart home devices?
Yes. Compatible with Alexa®, Google Home®, and the MRCOOL® Smart HVAC Controller® App.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.














