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May 8, 2024

800 Watt 48 volt to 12 volt DC/DC Converter Marine Grade, with wide range input 22-60VDC for boats and yachts

48V input DC/DC voltage converter  400W with wide input voltage range 800 watts

Fully isolated 800 Watt 48 volt to 12 volt DC/DC converter. Suitable for voltage conversion of automobile electronics, and telecom equipment
48V to 12V DC/DC converter, heavy duty industrial, marine and militarized
Heavy Duty, Marine, and Militarized 48V to 12V converters

48V input DC/DC converter catalog
More DC/DC converters with 48V input

For more 48 volt products from PowerStream click here:More DC/DC Converters

This common negative 800 watt, 55A DC voltage converter is useful for voltage conversion to operate 12 volt electronics from 24V, 32V, 36V, and 48 volt vehicles, golf carts, fork lifts and telecom busses. Works for radios, stereos, DVDs, CB radios, transmitters. This DC to DC converter closely regulates the output voltage over a range of input voltages.
"Common negative" means that the input and output grounds are connected, useful in most applications, especially in vehicles where there is a negative ground.
DC-DC Converter Heavy Duty
55 Amp
DC to DC Converter
48V to 12V  DC/DC converter, heavy duty industrial
Part Number
and Price
Input Voltage 22 to 60 VDC
Max Input current at No Load 300 mA when "on"
2mA when "off"
Output Voltage Nominal 13.6-13.8 VDC factory set, internally adjustable
Output Voltage for Standard Product 13.6 ± 0.040 VDC
Max Output Current(s) 55 Amps
Max Output Power 800 watts peak
Output current limit? Yes, electronic knee at power limit
Operating Temperature Range -40°C to +40°C no derating
Derating 1.5% per °C from 40°C to +60°C
Efficiency >96 % at full load
Line and load regulation <±40mV
Low voltage input shutdown 19-21VDC
High voltage input shutdown >64VDC
Switching frequency kHz
Output ripple noise <50 mV rms
Remote power on/off No
Input Fuse Yes, replaceable
Connections Input: Screw Terminal Block, Magum 602-3
Output: Screw Terminal Block, Magum 602-3
Protection Over Voltage , Over Current, Short Circuit , Reverse Polarity , Over Load
Over temperature protection Yes , auto reset
Reverse polarity protection By externally replaceable fuse
Power line communcations -RF signal transparency - High-pass filters allow RF signals injected at the input terminals to pass to the output terminals giving PLC-4 compatibility.
Humidity <95% non-condensing
Altitude 6000 meters
Dimensions 350 x 175 x 91 mm (13.8 x 6.9 x 3.6 inches)
Mounting centers 13.30 x 3.38 inches
Weight 5.5 Kg (12 lbs)
Audible Noise None
Cooling Convection, no fan
Encapulation Internally encapsulated
Warranty 3 years


OEM Battery Chargers High current DC/DC voltage converter stabilizes voltage for equipment designed for automotive applications that require 12 to 13.8 volts from a 24, 32V, 36V or 48V source.

OEM Battery Chargers The PSEC-382 DC/DC Converter can be used to provide regulated 12VDC from 48 volt golf carts, fork lifts, and telecom power.

OEM Power Supplies High efficiency DC/DC Converter >96%.

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