Is HVACProSales.com an authorized MRCOOL dealer?

Yes, HVACProSales.com is an authorized MRCOOL dealer. All MRCOOL products purchased from us come with full manufacturer warranty support.

What is the MRCOOL DIY mini split?

The MRCOOL DIY mini split is a ductless air conditioning and heating system designed for homeowner installation without professional HVAC tools. It features pre-charged line sets and snap-and-click connections.

How long does shipping take for MRCOOL mini splits?

Most MRCOOL mini splits ship same-day or next business day from our warehouse. Standard delivery is 3-7 business days via freight carrier.

Do MRCOOL DIY mini splits require a professional installer?

No, the MRCOOL DIY series is specifically designed for homeowner installation. The pre-charged line sets eliminate the need for an HVAC technician with refrigerant handling certification.

What HVAC tools does HVACProSales.com carry?

HVACProSales.com carries a full range of professional HVAC tools including manifold gauge sets, refrigerant recovery machines, vacuum pumps, leak detectors, multimeters, and more from brands like Yellow Jacket, Robinair, Fieldpiece, and Fluke.

What is the best manifold gauge set for R-410A?

For R-410A work, the Yellow Jacket 49967 3-valve manifold gauge set and the Fieldpiece SM380V digital manifold are top choices among HVAC professionals. Both are available at HVACProSales.com with contractor pricing.

Do you offer contractor pricing on HVAC tools?

Yes, HVACProSales.com offers contractor pricing on all HVAC tools and equipment. Create a free account to access contractor-level discounts on manifold gauges, recovery machines, and more.

What HVAC systems does HVACProSales.com sell?

HVACProSales.com sells complete HVAC systems including ductless mini splits, central air systems, heat pumps, gas furnaces, and multi-zone systems from MRCOOL, Friedrich, and other leading brands.

What is the most energy-efficient mini split system?

The MRCOOL DIY 4th Generation mini split offers up to 22 SEER2 efficiency ratings, making it one of the most energy-efficient ductless systems available. It qualifies for federal tax credits under the Inflation Reduction Act.

Electric Heat Kits – OEM HVAC Heat Strips | Fast Shipping & Pro Pricing

Electrical Supplies

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Upgrade your heating system with professional-grade electric heat kits. Whether you are outfitting a new air handler, adding supplemental heating to a packaged unit, or replacing a burnt-out heat strip, HVACProSales has the exact OEM HVAC parts you need. Designed for professional use, our electric heat kits ensure reliable, efficient warmth when temperatures drop. Enjoy fast shipping and competitive pro pricing on all heat strips, from 5kW up to 20kW models.

Understanding Electric Heat Kits and Heat Strips

Electric heat kits, commonly known as heat strips, are essential components in many modern HVAC systems, particularly heat pumps. They serve as auxiliary or emergency heating elements when the primary heat pump cannot extract enough heat from the outside air during extreme cold. Operating much like a large toaster or hair dryer, these heavy-duty nichrome wire coils generate immediate, intense heat as electrical current passes through them.

For HVAC technicians and homeowners alike, selecting the right OEM electric heat kit ensures that the air handler safely and effectively distributes warm air throughout the ductwork. Proper installation prevents cold blows during defrost cycles and provides a reliable backup heating source.

🔥 How to Choose the Right Electric Heat Kit

Spec	What to Match	Pro Tip
kW Rating	Match your heat load (5kW–20kW)	10kW ≈ 34,000 BTU
Brand Compatibility	Match exact air handler model	MRCOOL Signature, VersaPro
Voltage	240V — verify panel amperage	10kW typically needs 60A breaker
Breaker Included?	Check if kit includes circuit breaker	Some require separate disconnect

Frequently Asked Questions

What size heat strip do I need for my HVAC system?

The size depends on your climate and home size. A 5kW to 10kW strip is usually sufficient for mild climates or smaller homes, while 15kW to 20kW kits are needed for larger homes in colder regions. Always perform a Manual J heat load calculation.

Can I install an electric heat kit myself?

Because heat kits involve high-voltage electricity (240V) and significant amperage, installation should be performed by a licensed HVAC technician or qualified electrician to ensure safety and code compliance.

Why does my heat strip smell like burning when I turn it on?

A burning smell is common the first time a heat strip is activated for the season. This is just dust burning off the nichrome coils and should dissipate within a few minutes.

Do electric heat kits work with heat pumps?

Yes, electric heat kits are designed to work seamlessly with heat pumps, providing supplemental heat during extreme cold or acting as emergency heat if the compressor fails.

How do I know if my heat strip is bad?

Signs of a bad heat strip include the system blowing cold air while in "Emergency Heat" mode, unusually high electric bills, or visible breaks and burns on the nichrome wire coils.