The Renogy 12V 20A DC-DC Battery To Battery Charger, model number RBC20D1U, is a reliable and efficient solution for charging batteries in various applications. With a voltage of 12V, this charger is designed to quickly and effectively transfer power from one battery to another, ensuring that your devices are always powered up and ready to go. Trusted for its quality and performance, this Renogy charger is a great deal for anyone looking to keep their batteries charged and ready for use at all times. It is a discounted open box item in its original retail box with the manual and wiring accessories included with it. I’ve also included some additional specifications and features below.

What you see pictured is exactly what you will receive. Fast shipping every time sending all purchases out same or next business day. Buy with confidence from a reliable seller. Any questions feel free to ask and I will answer them as quickly as possible.

General Data:

Terminal Range

10AWG - 8AWG

Grounding

Common Negative

Communication Protocol

RS485 Communication

Humidity

0%-95%, No Condensation

Operating Temperature Range

-4℉ -122℉ /-25 ℃ - 60℃

Storage Temperature Range

-4℉ -122℉ /-40 ℃ - 85℃

Maximum Operating Altitude

3000m

Enclosure Rating

0%- 95% , No condensation

Dimensions

9.31 in (236.5 mm)x5.17 in (131.5 mm)x2.36 in(60.5 mm)

Weight

3.3 lb / 1.5 kg

Certification

CE/RoHS/FCC

Protection

Reverse Polarity Protection/Overvoltage Protection/Over Discharge Protection/Overcurrent Protection/Over Temperature Protection

Electrical Data

System Voltage

12V-12V

Alternator Input Voltage

Traditional Alternator: 13.2-16.0VDC

Smart Alternator (Euro 6): 12-16.0VDC

Maximum Output Current Rating

20A

Output Power

292W

Battery Types

AGM, Gel, Flooded, Lithium-iron Phosphate，User

Input Fuse Rating

40A

Output Fuse Rating

30A

Charging Efficiency

94%

Temperature Compensation

-3mV / ℃ / 2V (Non-Lithium)

0mV / ℃ / 2V; no compensation (Lithium)

Idle Power Consumption

＜15mA