SKU: 32843505532

MRCOOL UHK15 15kW Electric Heat Kit with Circuit Breakers for Universal Series (R-454B)

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Description

MRCOOL UHK15 15kW Electric Heat Kit with Circuit Breakers for Universal Series (R-454B)MRCOOL UHK15 15kW Electric Heat Kit with Dual Circuit Breakers Universal Series (R 454B) The MRCOOL UHK15 15kW Heat Kit delivers high capacity supplemental electric heat for MRCOOL Universal Series R 454B air handlers. Featuring dual built in circuit breakers and factory approved OEM components, this heat kit installs internally to provide powerful and reliable comfort during extreme cold weather. Product Overview The MRCOOL UHK15 Electric Heat Kit is

MRCOOL UHK15 15kW Electric Heat Kit with Dual Circuit Breakers – Universal Series (R-454B)

The MRCOOL UHK15 15kW Heat Kit delivers high-capacity supplemental electric heat for MRCOOL Universal Series R-454B air handlers. Featuring dual built-in circuit breakers and factory-approved OEM components, this heat kit installs internally to provide powerful and reliable comfort during extreme cold weather.

Product Overview

The MRCOOL UHK15 Electric Heat Kit is engineered to integrate directly into compatible Universal Series air handlers, offering one of the highest auxiliary heat outputs available in the lineup. The 15kW capacity ensures rapid temperature recovery and dependable heating support even in harsh winter conditions.

According to the Universal Series Heat Kit specifications, the UHK15 includes two circuit breakers, three heating relays, and three power cord groups to safely support the higher electrical load. With its rugged construction and OEM-grade design, this heat kit provides long-lasting, efficient performance for residential and light commercial systems requiring maximum backup heat.

Features

  • High-capacity 15kW electric auxiliary heating
  • Dual built-in circuit breakers for enhanced safety
  • Factory-certified accessory for MRCOOL Universal Series (R-454B)
  • Boosts heating performance during extreme low temperatures
  • Internal installation for a clean, integrated system design
  • Includes wiring diagram, breaker label, gasket, and mounting hardware
  • Compatible with 208/230V single-phase power
  • Heavy-duty heating elements for reliable long-term operation

Compatible With

The UHK15 Heat Kit is compatible with the following MRCOOL Universal Series R-454B Air Handlers:

  • UAH18024-O
  • UAH18030-O
  • UAH18036-O
  • UAH18048-O
  • UAH18060-O

(Compatibility based on MRCOOL Universal Series Heat Kit specification chart.)

Technical Specifications

Brand MRCOOL
Series Universal R-454B
Model UHK15
Unit Type Universal Series Heat Kit
Heater Capacity 15kW
Voltage 208/230V
Phase 1
Cycle 60 Hz
Internal Protection Dual Circuit Breakers
Heater Amps (Ckt 1) 18.0/20.0 A
MCA (Ckt 1) 23.0/27.0
MOP (Ckt 1) 25.0/30.0
Heater Amps (Ckt 2) 36.0/40.0 A
MCA (Ckt 2) 46.0/53.0
MOP (Ckt 2) 50.0/60.0
Net Depth 22 in
Net Height 8.13 in
Net Width 10.63 in
Net Weight 4.5 lbs
Gross Depth 25.63 in
Gross Height 10.25 in
Gross Width 15 in
Gross Weight 12.1 lbs
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 32843505532

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Laurens springerslng
Lexington, US
★★★★★ 5
Great thick squeaky ball
Color: Large Set of 2
These are good thick rubbery squeaky balls. My boy loves them! He's 75lbs. Strong chewer. I hav hard time squeezing to squeak, but he doesn't... He loves it!!!
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Reviewed in the United States on March 24, 2026
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g a ross
Cuba, US
★★★★★ 5
Squeaky ball
Color: Large Set of 4
Perfect squeaky ball. Dogs love them. I love that they're durable and their thickness aids their durability. My Great Dane will play alone for hours with a ball.
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Reviewed in the United States on June 20, 2025
R
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Ricky Bobby
Draper, US
★★★★★ 5
Fun
Color: Interactive Dog Ball
Fun! Second purchase. Solid and rugged for 22 lb dog. He loves it.
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Reviewed in the United States on December 21, 2025
D
Verified Purchase
Daisy l.
Alexandria, US
★★★★★ 5
Doesn’t squeak but the dogs still love them
Our doggies love them!! Very durable! They do not squeak though
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Reviewed in the United States on May 7, 2026
S
Verified Purchase
SES
Dallas, US
★★★★★ 5
10/10 for my dogs
Color: A.Orange+Blue+Green
super bouncy and fun for my dogs! they love playing with and tossing them around! hard to see in the water tho!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026

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