Clore Automotive JNC660
Best Professional Reliability9.2/104.4 ★ (101)Clore Automotive

Clore Automotive JNC660

JNC660
Lowest in 90 days
low US$119.32 — avg US$139.99

Price checked 4h ago · Price history via Keepa

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Our verdict

The JNC660 is a professional-grade workhorse that remains a gold standard for reliable, high-amperage jump starting. It is the perfect choice for home mechanics and serious car owners, but those needing a compact, lightweight unit for occasional travel should look elsewhere.

Pros
  • Extremely high cranking power
  • Industrial-grade cables and clamps
  • Proven long-term durability
Cons
  • Heavy and bulky design
  • Lacks modern USB charging ports

The Clore Automotive Jump-N-Carry JNC660 is a staple in professional workshops and home garages alike. Built for reliability rather than compact portability, this unit delivers a serious punch with 1700 peak amps, making it an ideal choice for those who frequently deal with stubborn, dead batteries in cold climates. Unlike modern lithium-ion jump starters that prioritize pocket-sized convenience, the JNC660 utilizes a heavy-duty lead-acid battery designed to provide high-cranking power instantly. In testing, we found the industrial-grade cables and clamps to be exceptionally robust, providing a secure connection that feels built to last for years of daily service. This unit is best suited for mechanics or vehicle owners who have the storage space and need a dependable, high-output jump starter that does not rely on sensitive electronics. It excels at starting large displacement engines, though its size and weight make it less convenient for those looking for a portable emergency tool to keep in a glovebox. While it lacks modern amenities like USB charging ports or integrated LED work lights, the JNC660 focuses entirely on the core task of starting vehicles efficiently. It is a no-nonsense, professional-grade tool that values raw performance and durability over modern convenience features, providing consistent results when you need to get back on the road quickly.

Specifications

Peak Amps
1700 A
Battery Capacity
22000 mAh
Max Gas Engine
All
Max Diesel Engine
All
USB Fast Charging
LED Flashlight

Price history

Price history - Clore Automotive JNC660
CurrentUS$139.99
90-day averageUS$139.99
90-day lowUS$139.99
All-time lowUS$119.32

Price last checked 11/07/2026 · Price history via Keepa

How it compares

Clore Automotive JNC660Clore Automotive JNC770RGOOLOO GP4000
Peak Amps1700 A1700 A4000 A
Battery Capacity22000 mAh22000 mAh26800 mAh
Max Gas EngineAllAllAll
Max Diesel EngineAllLarge Displacement10L
LED Flashlight

Frequently asked questions

Is the JNC660 safe for modern vehicles with sensitive computers?

Yes, it is designed to be safe for vehicle electrical systems when used according to the manufacturer's instructions.

How long does the battery last on a single charge?

The unit holds a charge for several months if stored properly, but it is recommended to keep it plugged into the provided charger when not in use to ensure it is always ready.

Can this jump starter be used to charge the vehicle battery?

No, this is a jump starter designed to provide the high current needed to crank an engine, not a trickle charger for maintaining or charging a battery.

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