Description
Charge N Start 4120 4 Amp Battery Charger & 1200 Amp Jump Starter
Never Face a Dead Battery Again: Introducing the Battery Tender® Charge N Start 4120
Transform your battery maintenance experience with the innovative Battery Tender® Charge N Start 4120 – your ultimate 2-in-1 power solution. Engineered in the USA and backed by our 60-year legacy of battery expertise, this versatile device combines our advanced charging technology with reliable jump-starting power in one portable unit.
Professional-Grade Power When You Need It Most
Whether you're facing an emergency start or maintaining your vehicle's battery health, the Charge N Start 4120 delivers exceptional performance. With 1200A of instant jump-starting power, it easily handles up to 6.0L gas and 4.0L diesel engines. The integrated 12V/4 AMP smart charger utilizes our exclusive ISM (Infinite Sequential Monitoring) technology to optimize your battery's health and extend its lifespan.
Auto-Switch Feature
Advanced charging technology automatically switches between maintaining your vehicle's battery and the internal jump starter, ensuring both power sources are always charged and ready for use. No manual intervention needed – the Charge N Start 4120 intelligently manages both batteries for complete peace of mind.
Smart Technology Meets Safety
Every Charge N Start 4120 features our advanced microprocessor-controlled charging system that automatically detects your battery charge level and adjusts accordingly. Our proprietary Charge N Store™ technology monitors and maintains optimal float voltage during long-term storage, ensuring your battery stays ready for action.
Multiple built-in safety features, including spark-proof connections, reverse polarity protection, and temperature compensation, provide peace of mind during every use.
Designed for Real-World Convenience
We've thoughtfully engineered every aspect of the Charge N Start 4120 for maximum usability:
- Easy to see LED lights show charging status and battery health at a glance
- Built-in LED emergency light for nighttime visibility
- Heavy-duty smart clamps with copper-plated jaws ensure superior connectivity
- Compact, portable design fits easily in your vehicle
- Premium storage case included for protection and organization
Versatile Compatibility
From weekend warriors to professional mechanics, the Charge N Start 4120 is designed to handle diverse vehicle applications:
- Automotive: Cars, SUVs, and light trucks
- Power Sports: Motorcycles, ATVs, and UTVs
- Marine: Personal watercraft and boats
- Emergency: Reliable backup power when you need it most
The Smart Choice for Complete Battery Care
The Charge N Start 4120 represents the next evolution in battery maintenance technology. By combining jump-starting capabilities with our industry-leading charging technology, you get professional-grade battery care in one convenient device.
Whether you're maintaining a single vehicle or managing an entire fleet, the Charge N Start 4120 delivers the performance, reliability, and safety features you expect from Battery Tender.
Don't let battery issues slow you down. Experience the peace of mind that comes with having America's most trusted battery care solution at your fingertips. The Battery Tender® Charge N Start 4120 – because your adventures shouldn't wait for a dead battery.
Specifications:
- Charges & Maintains: Lawnmowers, Motorcycles, ATVs, Personal Watercraft
- Battery Compatibility: AGM, GEL, Lithium, Standard (Sealed or Flooded Lead Acid)
- Reach: Over 14 Ft Total Reach, AC Power Cord Length: 6 ft - 18 AWG, Charger Length: 0.72 ft, DC Output Cord Length: 6 ft - 18 AWG, DC Accessory Length: 2 ft - 16 AWG
- Output: 12V @ 4 AMP Charging, 12V 1200 AMP Jump Starting
- Input: 120V AC
- Warranty: 1 Year
Specifications:
- Charger Input - Voltage: 120v
- Charger Output - Amps: 4a
- Charger Output Voltage: 12v
- Charging Banks: 1
- Portable: Yes
- Box Dimensions: 6"H x 7"W x 10"L WT: 4.32 lbs
- UPC: 734357370201
Owner's Manual (pdf)
Brochure (pdf)
Estimate shipping
Refund Policy
Easy Returns
We've taken out the hassle of returning an item so you can shop with confidence. If you need to return an item, we'll provide you with a pre-paid UPS return label that you can print at home. The cost for using the label will be calculated and deducted from your refund.
To start a return, please contact us at sales@theyachtrigger.com Items sent back to us without first requesting a return will not be accepted.
30-Day Return Policy
We have a 30-day return policy, meaning you have 30 days after receiving your item to request a return or exchange.
Eligibility for Returns
To be eligible for a return, your item must be in the same condition that you received it—unworn or unused, including tags, instruction manuals, warranty cards, and in its original packaging. You’ll also need the receipt or proof of purchase.
We reserve the right to refuse returns or assess additional fees at our discretion if:
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The merchandise is missing parts
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The item is not in new condition
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The return is beyond the accepted return dates
Return Shipping & Restocking Fees
Customers are responsible for return shipping.
If you request The Yacht Rigger to provide a shipping tag, the shipping cost will be deducted from your refund. No international return shipping labels will be provided.
A 3% restocking fee will apply.
No returns on final sale items.
Damages and Warranties
Please inspect your order upon receipt and contact us immediately if the item is defective, damaged, or if you received the wrong item.
Most items we sell are covered by manufacturers' warranties. If you experience difficulty with a product, please contact the appropriate manufacturer for assistance and troubleshooting help, or email us at sales@theyachtrigger.com . If your order was received via freight truck, you must notify us within 5 days.
Exceptions / Non-Returnable Items
Certain types of items cannot be returned, such as custom products and special orders. This includes cut line, wire, rope, and similar items that are customized to length. We also do not accept returns for hazardous materials, flammable liquids, or gases. Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to request a return of the item you have. Once the return is accepted, you can make a separate purchase for the new item to ensure it is in stock.
European Union 14-Day Cooling Off Period
If the merchandise is being shipped to the European Union, you have the right to cancel or return your order within 14 days, for any reason and without justification. As above, your item must be in the same condition that you received it—unworn or unused, with tags, instruction manuals, warranty cards, and in its original packaging. You’ll also need the receipt or proof of purchase.
Refunds
We will notify you once we’ve received and inspected your return and inform you if the refund was approved. When processing a refund, no additional transaction fee is incurred; however, the original credit card transaction fee is not refunded.
If approved, you’ll automatically be refunded to your original payment method within 10 business days. Please allow some time for your bank or credit card company to process and post the refund. If more than 15 business days have passed since we’ve approved your return, please contact us at sales@theyachtrigger.com
Return Policy Abuse
We reserve the right to refuse service to anyone suspected of abusing any policy of The Yacht Rigger.
