AVAPOW TJ18 5000A
A big-screen pack for gas and diesel engines up to 8 liters with a force-start mode. Worth a look for diesel pickups, though support runs only through Amazon.
Amazon $89.97$89.97
3.6/5
A mid-size pack with a boost mode for cars, SUVs and gas pickups up to 8 liters. Good if you want a protective case and a trusted brand, but it recharges slowly.
- 8 L gas, 6 L dieselEngines
- 59.2 WhBattery
- YesOverride
- 1 yearWarranty
Check price at Amazon$99.99
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Starts V8 gas engines up to 8 L and diesels up to 6 L
- Boost mode jumps a fully flat battery
- Hard EVA case keeps the pack and clamps together in the trunk
Cons
- Slow 18 W USB-C recharge, and no charger in the box
- Rated only down to 14 °F for jump starting
- One-year warranty
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its engine size. How we rank explains each one.
Specifications
| Model number | JS2000PRO |
|---|---|
| Starting | |
| Rated engines | 8 L gas, 6 L diesel |
| Peak amps (maker) | 2,500 A |
| Cranking amps | 550 A |
| Voltage | 12 V |
| Manual override | Yes |
| Lowest operating temperature | 14 °F |
| Battery and charging | |
| Chemistry | Lithium-ion |
| Capacity | 59.2 Wh |
| Capacity (mAh) | 16,000 mAh |
| USB-C input | 18 W |
| USB outputs | USB-C 18 W, USB-A 5 V/3 A, USB-A 5 V/2 A, 16.8 V DC 10 A |
| Build | |
| Flashlight | Yes |
| Air compressor | No |
| Dimensions | 10.5 x 6.2 x 4 in |
| Warranty | 1 year |
Alternatives in this engine size
TOPDON JS3000
A truck-capable pack for gas engines up to 9 liters that doubles as a 45 W USB-C laptop power bank. Worth it if you want TOPDON quality and a carry case.
Amazon $139.99$139.99
Schumacher SL1674
For drivers who want a light pack that handles most cars and V8s for around $110, with a longer warranty than NOCO. Those who need quick recharges should look at a 60 W USB-C model.
Amazon $108.94$108.94
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