Sterling Power Battery to Battery Charger – 12V to 12V – 70A – DC Powered Charger
Built to SAE J1171 ignition protection standards, the 2.5 kg Sterling Power BB121270 lithium marine battery charger supplies 70A regulated DC power to protect mid-size yacht battery banks underway.
- Single output delivers 70A current.
- Nine pre-programmed profiles handle Lithium.
- Variable fan cools power circuitry.
- Over-temperature sensors protect internal components.
- Drip-proof housing weighs 2.5 kg.
$293.19
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Mid-size yachts and expedition vehicles can use theSterling Power 12V to 12V 70A DC-to-DC Battery Charger, which transfers charging power from a 12V source system to a separate 12V battery bank. It provides up to 70 amps of stabilized output and supports listed LiFePO4, AGM, gel, flooded, and lead-acid battery types.
Nine pre-programmed profiles provide the listed battery-selection options. A digital interface and remote-ready capability support local and external monitoring, while the included remote sensor supports temperature compensation. IP21 drip-proof protection, SAE J1171 ignition protection, and thermostatic variable-speed fan cooling are listed.
Warranty and Support
Warranty information is not included in the listed product data. Review the manufacturer documentation for product details, setup, and warranty coverage.
Before Ordering the Sterling Power 12V to 12V 70A DC-to-DC Battery Charger
Before ordering, confirm that both source and destination systems are 12V DC and that your battery chemistry is listed as supported. Review the 70-amp output, available profiles, remote-ready capability, sensor inclusion, IP21 rating, ignition protection, and installation space. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Product Specifications
Sterling B2B 12V to 12V/70A
| Brand | Sterling Power |
|---|---|
| SKU | BB121270 |
| Output Current | 70 Amps |
| Input Voltage | 12V DC |
| Output Voltage | 12V DC (Stabilized) |
| Battery Types | LiFePO4, AGM, Gel, Flooded, Lead-Acid |
| Algorithm | 9 Pre-programmed Profiles |
| Efficiency | >95% |
| IP Rating | IP21 (Drip-Proof) |
| Ignition Protected | Yes (SAE J1171) |
| Communication | Digital Interface / Remote Ready |
| Temp Compensation | Remote Sensor Included |
| Safety Protections | Over-Current, Over-Voltage, Over-Temp |
| Cooling | Thermostatic Variable Speed Fan |
| Dimensions | 270 x 130 x 90 mm (10.6x5.1x3.5") |
| Weight | 2.5 kg (5.5 lbs) |
| Certifications | CE, E-Marked, ABYC |
| Application | Mid-size Yachts, Expedition Vehicles |
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