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Sterling Power Battery to Battery Charger – 12V to 12V – 70A – DC Powered Charger
- Output: 70 Amps (12V DC)
- Input: 12V DC
- Efficiency: >95%
- Safety: Ignition Protected (SAE J1171)
- Weight: 5.5 lbs (2.5 kg)
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Description
Sterling Power 70A B2B Charger
Featuring a specialized DC-to-DC architecture, the Sterling Power 70A B2B is the definitive mechanical solution for vessel owners requiring an efficient physical bridge to power safety. As a premier Sterling Power battery charger, this unit utilizes smart voltage sensing to deliver superior hydrodynamic energy recovery from the engine alternator to the house bank. The hardware architecture focuses on technical durability, ensuring this Sterling Power power system operates reliably during long-range offshore transits.
Technology-driven digital regulation provides total protection to ensure the starter battery remains isolated while the secondary bank receives a full charge. This Sterling Power DC powered charger complies with modern alternator standards, featuring a fan-cooled design to mitigate heat build-up. Reliability is reinforced by the non-corrosive housing and high-efficiency thermal cooling designed for continuous maritime use. This unit is the premier choice for mariners prioritizing professional maritime power and mid-range 12V system replenishment.
Key Technical Specifications
- Seventy amp high-output DC charging.
- Twelve volt to twelve volt conversion.
- Smart voltage sensing for alternator protection.
- Active fan cooling for thermal stability.
- Multi-stage digital charging for battery health.
- Non-corrosive housing for marine environments.
- Integrated LED status and diagnostic center.
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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