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October 16, 2019

500 Watt 12V to 24V DC/DC Converter Marine Grade, with wide range input (11-16VDC) for marine applications, boats and yachts

12V input DC/DC voltage boost converter  300 W with wide input voltage range

Common-ground 500 Watt 24 volt to 12 volt DC/DC converter. Suitable for voltage conversion of boat and yacht electronics and telecom equipment

12V input DC/DC converter catalog
More DC/DC converters with 12V input

For more 12-24 volt DC converters from PowerStream click here:

This common-negative 500 watt boost converter, 20A is useful for voltage conversion to operate 24 volt electronics off 12V vehicles, marine navigation, marine communizations equipment, including, CB radios, transmitters. This DC to DC converter closely regulates the output voltage over a range of input voltages 11V-16V.

"Common negative" means that the input and output grounds are connected, useful in most applications where there is a negative ground, such as cars, boats and yachts.
DC-DC Converter Marine grade boost Converter
20 Amp
DC to DC Converter
24V to 12V  DC/DC converter, heavy duty industrial 500 watts
Part Number
and Price
Input Voltage 11 to 16 VDC
Max Input current at No Load 210 mA when "on"
2mA when "off"
Max input current at full load 43 Amps
Output Voltage Nominal 25.5 VDC factory set, internally adjustable (remove bottom plate)
Output Voltage for Standard Product 25.5 ± 0.040 VDC
Max Output Current(s) 20 Amps
Max Output Power 500 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 >92 % at full load
Line and load regulation <±40mV
Low voltage input shutdown 19-21VDC
High voltage input shutdown >17 VDC
Switching frequency kHz
Output ripple and 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
Humidity <92% non-condensing
Altitude 6000 meters
Dimensions 198 x 175 x 91 mm (7.8 x 6.9 x 3.6 inches)
Mounting centers 7.30 x 3.38 inches
Weight 3.25 Kg (7 lbs)
Audible Noise None
Cooling Convection, no fan
Potting for shock, vibration Internally encapsulated for moisture and corrosion resistance


OEM Battery Chargers High current DC/DC voltage converter stabilizes voltage for equipment designed for automotive applications that require 24volts from a 12 (11 to 16) volt source.

OEM Battery Chargers The PSEC-640CE DC/DC Converter can be used to provide regulated 24VDC from 12 volt boats and yachts.

OEM Power Supplies High efficiency DC/DC Converter >92%.

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