6
Specifications
*When fitting the TDR02020 to a caravan, the cable will need to be connected to the towing
vehicle with a suitable heavy duty connector such as a 50A “Anderson” connector or similar.
WARNING: ONLY TO BE USED WITH 12V BATTERIES, NEVER ATTEMPT TO
RECHARGE DRY CELL BATTERIES.
SPECIFICATIONS
OUTPUT
20A
INPUT FUSE RATING
Minimum 30A
OUTPUT FUSE RATING
Minimum 30A
VEHICLE INPUT VOLTAGE RANGE
12.2V-17V
Note:
If voltage increases over 17V the
Thunder DC-DC will shut off, reset will
be needed.
MIN AND MAXIMUM CHARGING
VOLTAGES
13.1V-15.2V (stops charging when
alternator or vehicle battery below
12.2V)
SOLAR INPUT VOLTAGE RANGE
13V-25V
MAXIMUM SOLAR WATT INPUT
300W
Note:
Exceeding 300W of Solar will
damage the Thunder DC-DC charger
CHARGING STYLE
8 stage from Vehicle and 3 stage from
Solar
OPERATING TEMPERATURE
0°C to 60°C (current derates after 60°)
FLOAT VOLTAGE
13.8V
STANDBY CURRENT
3mA
BATTERY RANGE
18 to 250Ah
RECOMMENDED
MINIMUM
CABLE LENGTH / TWIN CORE
0 - 1 METRE
6mm/17AWG
1 - 5 METRE
8 B&S/8AWG
5 METRES PLUS
6 B&S/6AWG* amperage control
SPECIFICATIONS
