NOCO Boost GB150 Review: 3000 Amps for Big Trucks, Boats and RVs
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The NOCO Boost GB150 is the heavy hitter of NOCO’s classic Boost lineup. With 3000 amps of peak power and up to 80 starts per charge, it is built for big gas engines, diesel trucks, boats and RVs.
In this NOCO Boost GB150 review, we look at what it can start, how it compares to the GB70, and whether you really need this much power.
NOCO Boost GB150
4.5 / 5 ReviewsWhiz Score- Starts engines up to 9.0L gas and 7.0L diesel
- Up to 80 starts per charge
- 500-lumen flashlight and power bank
✅ Pros
- Enough power for large diesel trucks
- Huge capacity of up to 80 starts
- Spark-proof and reverse polarity safety
- Bright 500-lumen LED
- Tough IP65 housing
❌ Cons
- Heavy at 7.5 lb
- About 7 hours to recharge
- More than most car owners need
- Higher price than the GB70
NOCO Boost GB150 Key Specifications
| Peak current | 3000 amps |
| Engine size | Up to 9.0L gas, 7.0L diesel |
| Starts per charge | Up to 80 |
| Safety | Spark-proof, reverse polarity |
| Weight | 7.5 lb |
| Flashlight | 500 lumens, 7 modes |
| Water resistance | IP65 |
| Recharge time | About 7 hours |
Starting Power
NOCO rates the GB150 for gasoline engines up to 9.0L and diesels up to 7.0L. That covers heavy-duty pickups, large SUVs, boats with big inboard engines and many RVs. It can deliver up to 80 starts per charge, which makes it useful for farms, fleets and roadside helpers.
Safety and Build
Like all NOCO Boost units, it uses spark-proof technology and reverse polarity protection. The IP65-rated housing with rubber over-molding protects it from water, dust and drops, and high-conductivity clamps help move as much current as possible to the battery.
Flashlight and Power Bank
The 500-lumen LED has seven modes including SOS and strobe. The built-in power bank can charge phones and tablets, and the unit recharges in about seven hours over USB-C.
Do You Need the GB150?
If your engine is under 8.0L gas or 6.0L diesel, the GB70 is lighter and cheaper. The GB150 makes sense when you have a larger diesel, need many starts between charges, or want a single unit that can handle every vehicle you own.
Who Really Needs 3000 Amps?
The GB150 is NOCO’s heavy-duty compact jump starter. It is rated for gas engines up to 9.0 liters and diesel engines up to 7.0 liters, which covers heavy-duty pickups like the F-250 and Ram 2500, large diesel trucks, work vans, RVs, boats with big inboard engines and farm equipment.
It also makes sense for people who jump other people’s vehicles often, such as tow operators, fleet managers, mechanics and dealership staff. With up to 80 jump starts per charge, it can handle a busy day without being recharged. For a typical sedan or crossover, though, it is far more than you need.
Using the GB150 on Large Engines
The process is the same as any NOCO jump starter: connect the clamps to the battery, press the power button, wait for the green light and start the engine. On big diesels, give the engine time to finish its glow plug cycle before cranking, and do not crank for more than a few seconds at a time.
The thick, heavy-duty clamps grip large battery terminals and side-post batteries well. On vehicles with two batteries, such as many diesel trucks, connect to the battery closest to the starter for the best result.
- Wait for the glow plug light to go out on diesels.
- Rest 30 to 60 seconds between attempts.
- Use Manual Override only when the battery is completely dead.
- Recharge the GB150 promptly after heavy use.
GB150 vs Other Heavy-Duty Options
| Model | Peak amps | Gas / diesel | Weight | Best for |
|---|---|---|---|---|
| NOCO Boost GB150 | 3000A | 9.0L / 7.0L | 7.5 lb | Heavy-duty trucks and fleets |
| NOCO Boost GB70 | 2000A | 8.0L / 6.0L | 5.0 lb | Half-ton trucks and SUVs |
| NOCO Boost X GBX155 | 4250A | 8.5L / 6.5L | About 6.6 lb | Fast USB-C charging and newer tech |
| Gooloo GP4000 | 4000A | 10.0L / 8.0L | About 3.3 lb | Lower price for high power |
The GB150 is not the newest design on this list, but it has a long track record with tradespeople and fleets, which counts for a lot in a tool you rely on in emergencies.
Extra Features
Besides jump starting, the GB150 works as a portable power source. It can charge phones and tablets over USB and run 12V accessories through its 12V port. The 500-lumen LED flashlight is bright enough for roadside work, and its seven modes include SOS and strobe for emergencies.
The IP65 rating means it is protected against dust and water spray, so it handles job sites and rainy roadsides better than many cheaper packs.
Storage, Charging and Warranty
A full recharge takes about seven hours, so keep it charged ahead of time. Check the charge level every few months and top it up. Store it in a cab or toolbox where it is protected from extreme heat. NOCO includes a one-year warranty and has a strong US support network, which is useful for business users who need quick replacements.
Mistakes to Avoid With a Heavy-Duty Jump Starter
- Leaving it in a hot truck bed toolbox all summer, which shortens battery life.
- Cranking a diesel continuously instead of in short bursts with rest breaks.
- Using Manual Override before checking clamp polarity.
- Forgetting to recharge after a day of multiple jumps.
- Clamping onto painted or rusty metal instead of a clean terminal or ground point.
Who Should Buy the NOCO Boost GB150?
Buy it if you own a large diesel, a boat or an RV, or you need a jump starter for a fleet or farm.
Skip it if you drive a normal car or light truck. The GB40 or GB70 is easier to carry.
Alternatives to Consider
- NOCO Boost GB70: 2000A in a lighter 5 lb unit.
- NOCO Boost X GBX155: 4250A with a digital display.
- Gooloo GP4000: A 4000A option at a lower price.
Final Verdict
The NOCO Boost GB150 is a heavy-duty jump starter for heavy-duty vehicles. It is bigger and slower to charge than smaller Boost models, but if you need to start large diesels or help several vehicles, it delivers power and safety you can count on.
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Frequently Asked Questions
What can the NOCO GB150 start?
Gasoline engines up to 9.0L and diesel engines up to 7.0L.
How many starts does the GB150 give?
Up to 80 starts per charge.
How heavy is the GB150?
About 7.5 lb.
How long does it take to recharge?
About seven hours over USB-C.
Is the GB150 better than the GB70?
It is more powerful and has more capacity, but it is heavier and costs more. The GB70 is enough for most trucks.
How we evaluated: this review is based on the manufacturer’s published specifications, the product’s feature set, and how it compares with competing products in the same price range. Product details and images are provided by Amazon and may change. Prices and availability are accurate as of the time shown on Amazon and are subject to change.