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

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

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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.
Model Number PST-DC4812 also known as PSTC-4812012
DC/DC Converter  
Input Voltage Range 36 VDC to 70 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 1second, 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
PDF Data Sheet with installation instructions  

Prices for the 48 to 12 volt DC/DC converter
Quantity 1-10 11-19 21-100 101+
PST-DC4812
48 to 12 Volt DC/DC Converter
$125
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$110
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$93.50
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NOTE: The top cover of this unit does not fit. It bows over a capacitor and leaves a 2 mm gap between the top cover and the sides. This is a feature of this converter and is not a sign of damage or miss-assembly.

48VDC to 12VDC dc to dc converter input terminals
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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PowerStream Technology: 140 South Mountainway Drive, Orem Utah 84058
Phone: 801-764-9060, 9062, 9063, or 9064
DCDC Converters, off-the-shelf, custom, and semi-custom Fax: 801-764-9061

 

PowerStream Technology
140 South Mountainway Dr.
Orem, UT 84058
Phone: 801-764-9060, 9062, 9063, or 9064
Fax: 801-764-9061
Map & Directions

 

© Copyright 2000, 2002, 2003, 2004, 2005, 2006 Lund Instrument Engineering, Inc. All rights reserved

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