A low-cost 8-coil kit for light automotive jobs, the same H7C tool in a different box.
Amazon $170.01 eBay
For a mobile mechanic or road service truck that needs flameless heat away from mains power; a shop with outlets gets more output for less from a corded model.
- 840 WOutput
- 3 coilsCoils
- 3.8 lbWeight
- 1 yearWarranty
Price checked November 7, 2026. As an Amazon Associate we earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.
- Runs from a truck battery or jump pack, so it works at the roadside or in a field with no outlet
- A 9 ft cord reaches from the battery to most of the vehicle
- About $630 to $700 for the lowest rated output in the category
- One-year warranty, and the Bearing Buddy rope coil does not fit
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its output. How we rank explains each one.
Specifications
| Model number | MD-500 |
|---|---|
| Heating | |
| Rated output | 840 W |
| Input | 12 V DC, 70 A |
| Kit and build | |
| Coils in kit | 3 coils |
| Power cord | 9 ft |
| Weight | 3.8 lb |
| Warranty | 1 year |
| Released | 2013 |
Alternatives in this output
A low-cost 3-coil kit for light automotive jobs, the same H7C tool in a different box.
Amazon $149.90 eBayFor a shop that wants the name-brand tool and its coil accessories, at the lowest price in the Mini-Ductor line.
Amazon $399 eBayCompare
Compare the Mini-Ductor 12V MD-500 with any other induction heater →
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