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30A 12V DC to 12V DC Advanced Automatic Multi-Stage Battery-to-Battery Charger for Lead Acid and Lithium Batteries

30A 12V DC to 12V DC Advanced Automatic Multi-Stage Battery-to-Battery Charger for Lead Acid and Lithium Batteries

SKU:DC1212-30

Regular price £179.99 GBP
Regular price Sale price £179.99 GBP
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DC1212-30 | 12V 30A DC-DC Charger

Advanced Multi-Stage Battery-to-Battery Charging System

The DC1212-30 is a professional-grade 30 Amp DC-to-DC (Battery-to-Battery) charger engineered to provide a fast, safe, and efficient charge to your auxiliary/leisure battery while driving. Unlike traditional split charge relays, this unit uses sophisticated buck-boost technology to provide a stable 3-stage charging profile, making it indispensable for modern vehicles equipped with Smart Alternators (Euro 5/6+).

EFFICIENCY: Features built-in ignition (D+) sensing to prevent starter battery drain and ensure optimal charging only when the engine is running.

Key Features

  • Smart Alternator Compatible: Perfect for Euro 6 engines.
  • Multi-Chemistry Support: AGM, Gel, Sealed, and Lithium.
  • 3-Stage Charging: Bulk, Absorption, and Float modes.
  • Safety Suite: Overvoltage, short circuit, and thermal protection.

Technical Specs

Input Voltage 10.5V – 16.0V DC
Output Current 30 Amps
Max Power 390 Watts
Efficiency Approx. 90%
Dimensions 190 x 194 x 70 mm
Weight 1.44 kg

Compatibility / Fitment Guide

Application Engine Type Battery Compatibility
Campervans & Motorhomes Euro 5 / Euro 6 / Smart Alt AGM, Lithium (LiFePO4)
Marine / Boats Inboard/Outboard Alternators GEL, Lead Acid, Lithium
Commercial Vehicles Heavy Duty 12V Systems Deep Cycle Banks

OEM & Aftermarket Cross Reference

Photonic Universe DC1212-30 (Direct Match)
Victron Equivalent Orion-Tr Smart 12/12-30 (360W)
Sterling Power BB1230 / BBW1230
Renogy Equivalent DCC1212-30 / RBC30D1S

Installation Guide

Mount the unit in a well-ventilated area close to the target battery. Connect the source battery to the input terminals and the leisure battery to the output terminals. For vehicles with Smart Alternators, ensure the D+ (Ignition) wire is connected to a switched live source to trigger the charging cycle correctly.

Questions & Answers

Is this charger suitable for LiFePO4 batteries?

Yes. This unit includes a dedicated charging profile for Lithium (LiFePO4) batteries to ensure they are charged to the correct voltage without damage.

How do I know if it is compatible?

If your vehicle was manufactured after 2015 (Euro 5/6), it likely has a smart alternator. This DC-DC charger is specifically designed to overcome the variable voltage issues associated with these systems.

Does this replace a VSR (Voltage Sensitive Relay)?

Yes, it is a superior alternative to a VSR. While a VSR simply links batteries, this unit actively manages the charge, protecting your batteries and alternator.

Note: Technical data provided is based on SKU DC1212-30 specifications. For more information, visit solarika.co.uk.

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