The CENTRALHK15 is a 15 kW auxiliary heat kit for the MRCOOL Central Ducted Air Handler. It measures 10.16 in D x 8.03 in H x 21.06 in W and runs on 208/230 V power.
Highlights
- 15 kW auxiliary heating element adds substantial electric backup heat to a MRCOOL central ducted system.
- 208/230 V operation matches the supply already serving this equipment.
- Manufacturer-published breaker and ampacity figures are listed in the spec table for your electrician to review before install.
- Net dimensions of 10.16 in D x 8.03 in H x 21.06 in W fit inside the air handler cabinet.
- 9 lb net weight keeps the kit manageable during installation.
- Gross carton figures are published separately, which helps when planning delivery and storage.
Specs & Features
| Dimensions |
10.16 in D x 8.03 in H x 21.06 in W |
| Unit Type |
Accessories |
| Equipment Type |
Heat Kit |
| Voltage |
208/230 V |
| Max Fuse Breaker |
25/30 |
| Min Circuit Ampacity |
23/27 |
| Auxiliary Heater Sizes |
15kw |
| Net Depth |
10.16 in |
| Net Height |
8.03 in |
| Net Width |
21.06 in |
| Net Weight |
9 lbs |
| Gross Depth |
14.37 in |
| Gross Height |
10.24 in |
| Gross Width |
24.02 in |
| Gross Weight |
14.8 lbs |
| Returns |
Final sale — MRCOOL accessories are non-returnable |
- Accessory heat kit that installs into the air handler rather than operating as a standalone unit.
- Dual electrical values reflect the 208 V and 230 V supply options.
- Electrical figures above are reproduced as published by the manufacturer — have your electrician verify circuit sizing against the installation documentation.
Details
Avermont Direct is an authorized MRCOOL dealer, and this heat kit ships as genuine MRCOOL equipment backed by the manufacturer's warranty — see product documentation for full terms. A 15 kW kit handles supplemental electric heat on cold days, when a heat pump alone needs help holding the setpoint in a ducted home. Sizing and installation should be handled by a qualified HVAC technician working from the documentation supplied with the unit.
Need Help?
If you are unsure which heat kit size suits your system, we are glad to walk through it with you.
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
