Sterling Power USA - Marine Battery Chargers

21/04/2026

⚡️Flash Sale ⚡️
Use code Spring10 @ checkout for 10% off any of our ProCharge Ultra Chargers

Enhanced charge profiles, and improved compatibility with lithium systems, it’s built to meet the demands of modern boating—without compromising the quality you’ve always relied on.

Same trusted performance. Smart technology. Stronger than ever. 

Available in 12V, 24V, 32V, 36V & 48V

2015-2022 Pro Charge Ultra Instructions 2022+ Pro Charge Ultra Instructions UL certificate Click here : Product Information PDF 5 Year warranty With our years of experience in this market everything we could possibly think of was combined into this product range, resulting in the Ultimate Battery Ch...

09/03/2026

⚡ Charge Smarter. Go Further.

Upgrade your power system with the Sterling Power BB122465 Battery-to-Battery Charger — designed for serious marine, RV, vanlife, and off-grid setups.

Leaders in power electronics and off-grid power systems and experts in solving power problems in a wide variety of markets. Producers of leading DC/DC chargers, lithium solutions, and global marine standard battery chargers. An incredible catalogue and an incredible team. Pride in Power.

16/02/2026

Big News Coming Soon!

A new product is on the way… and we can’t wait to share it with you!

Stay tuned to see what will be available within the next week…

Hint: If you already love our Saturn Charger line, you will love the addition that will soon be made…

12V to 12V DC to DC Chargers 8A | 10A | 15A | 20A | 25A | 40A | 70A | 120A | 200A models - all items E-Marked! We can ship globally 5 Years Warranty - From 1st November 2024 To simplify navigation, we've compacted the various sections into 'reveal' sections below. Click the area you are interested i...

02/02/2026

20/01/2026

🎉 New Year, New Savings! 🎉
Kick off the new year with 10% OFF your next order! 🛍️✨

Use code: SPUSA10
at checkout to save 10% on your purchase.
Shop here 👉 https://sterling-power.us

Start the year treating yourself (or someone else 😉) — but hurry, this deal won’t last forever!

Leaders in power electronics and off-grid power systems and experts in solving power problems in a wide variety of markets. Producers of leading DC/DC chargers, lithium solutions, and global marine standard battery chargers. An incredible catalogue and an incredible team. Pride in Power.

05/01/2026

🎉 Start the New Year Off Right! ⚡️

2026 is here — time for smarter power solutions that keep your batteries charged, your systems optimized, and your adventures running longer. 🚐⚡️ Whether you’re upgrading your RV, marine setup, or off-grid electrical system, the Sterling Power Saturn Bidirectional DC-DC Chargers are the game-changer you’ve been waiting for! 💡🔋

Leaders in power electronics and off-grid power systems and experts in solving power problems in a wide variety of markets. Producers of leading DC/DC chargers, lithium solutions, and global marine standard battery chargers. An incredible catalogue and an incredible team. Pride in Power.

08/12/2025

🎊 Enjoy 15% off on Sterling-power.us
with Code “SPUSA15”🎊
Valid Until 1/5/25

Leaders in power electronics and off-grid power systems and experts in solving power problems in a wide variety of markets. Producers of leading DC/DC chargers, lithium solutions, and global marine standard battery chargers. An incredible catalogue and an incredible team. Pride in Power.

20/10/2025

🚗🔋 Maximize Your Power with the Industry-Leading BB1248120 Battery Charger! 🔋🚗

Say goodbye to weak and inefficient charging! The Sterling Power BB1248120 is engineered with cutting-edge 4-stage technology to give your batteries the optimal charge they need, every time. Whether you're out on the road, at sea, or living off-grid, this charger is built to handle it all. 🌊🏕️

💡 Why Choose BB1248120?
Fast & Efficient Charging: Get more power, quicker, with less time spent waiting.
Smart Charging Technology: Protect your batteries and extend their life with precision charging.
Versatile Compatibility: Works with AGM, GEL, and Lithium batteries – perfect for marine, RV, and off-grid setups.
Tough & Reliable: Built to withstand the toughest environments, ensuring you never run out of power when you need it most!

🔋 Upgrade Your Charging Game Today – Order now and experience the Sterling difference!
👉 https://sterling-power.us/products/bb1248120?variant=41993658433645

22/09/2025

🪫➡️🔋A new model in the Saturn Battery to Battery Charger line is coming soon to Sterling Power USA…
Stay Tuned…

12V to 12V DC to DC Chargers 8A | 10A | 15A | 20A | 25A | 40A | 70A | 120A | 200A models - all items E-Marked! We can ship globally 5 Years Warranty - From 1st November 2024 To simplify navigation, we've compacted the various sections into 'reveal' sections below. Click the area you are interested i...

21/07/2025

the Wildside BBC1225 DC-to-DC Caravan Battery Charger! 🔋

Why wait to plug in at the campsite? With the BBC1225 smart charger, you can top up your house-bank on the go—no AC hookup required.

✅ 12V in → 12V out @ 25 A (split into two 12.5 A channels for easy harness integration)
✅ Perfect for powering laptops, tablets, microwaves, hairdryers, caravan movers & more
✅ Solves Euro 5/6 alternator quirks—keeps your fridge running and your battery charging while you tow
✅ Unlocks the full potential of modern alternators for faster, fuller charges

Freedom from campsite fees and power limits is just a drive away. Charge smarter, roam further, and enjoy every Wildside adventure! 🚐✨

Shop Now…

Part # BBC1225: Wildside DC to DC Caravan Battery Charger.DC Powered Smart Charger.12v input to 12v output @ 25 amps, however the 25 amps are split in two channels of 12.5amps each so you can wire this unit into an existing vehicle's wire harness.https://www.youtube.com/watch?v=r67b1SaBGJk Wildside....