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November 17, 2017

48 volt to 12 volt DC/DC Converter (Regulator)

48 volt to 12 volt DC to DC converter, PST-DC4812 Fully isolated 150 Watt 48 volt to 12 volt DC/DC converter at low cost. Suitable for voltage stabilization of automobile electronics, special purpose UPS, etc.   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 fully isolated DC/DC converter is useful for voltage conversion to operate 12 volt electronics off 48 volt vehicles, golf carts, fork lifts and telecom busses, best for radios, stereos, DVDs, CB radios, transmitters. This DC to DC converter closely regulates the output voltage over a range of input voltages.
"Fully Isolated" means that you can ground either the positive or negative on both the input and the output for complete polarity flexibility.
Quantity 1-10 11-20 21-100 101+
PST-DC4812 48 to 12 Volt DC/DC Converter $137.50
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Model Number PST-DC4812 also known asSTC4815012
(replaces the STC-4812012)
DC/DC Converter  
Input Voltage Range 36 VDC to 72 VDC
Output Voltage 12 Volts DC (Factory setting 12.2V at terminal block)
Peak Current 18 Amps for 5 minutes
Peak Wattage 216 Watts for 5 minutes
Continuous Current 12.5 Amps
Continuous Output Power 150 Watts
Minimum Output for rated voltage regulation >100 mA
No-Load Overhead <100 mA
Line Regulation ±1%
Load Regulation ± 5% at terminal block
Efficiency 80% typical
Topology Transformer Isolated Forward Converter Topology
Switchmode Frequency 67 kHz
Isolation Input to Output: 1500Vac for 1 second, Input to Frame Ground: 1500Vac for 1second
Input Connection Screw Terminal Block
Output Connection Screw terminal block
Protections: (1) Low Input Drop Out
(2) Input Polarity Protect
(3) Input Fuse
(4) Output Short Circuit Protect
(5) Output Current Limited
(6) Output Over Voltage Protect 
Temperature 0 to 65°C (32 to 150°F)
Dimensions 172 x 98 x 42 mm
6.75 x 4 x 1.6 inches
Weight 0.9 kg, 2 pounds
 

mounting drawing, click on drawing for a better view

48VDC to 12VDC dc to dc converter input terminals PST-DC4812
Input terminals
Output terminal strip
Output terminals

Advantages:

OEM Battery Chargers Inexpensive high current DC/DC converter stabilizes voltage for equipment designed for automotive applications that require 12 to 13.8 volts.

OEM Battery Chargers The DU4812 DC/DC Converter can be used to provide regulated 12VDC from 48 volt golf carts, fork lifts, and telecom busses.

OEM Power Supplies High efficiency DC/DC Converter >85%.


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