April 21, 2026

PST-C120 120 watt car-style DC/DC converter 12 volt input to 15V, 16V, 18V, 19V, 24 volt fixed output

High power 12 volt input DC/DC converters at low cost. Suitable for applications requiring high reliability, high efficiency or light weight.

Model Number	PST-C120 DC to DC Converter Page down for prices and to pick output connector and DC output voltage
Input Voltage Range	9 VDC to 32 VDC (see list below)
Peak Output Power	120 Watts (continuous)
Peak input current	12 Amps max
Minimum load	0 Amps
Peak Output Current examples	12V 10A 19V 6.32A 24V 5A
Continuous Output Power	120 Watts
Output Voltage	12-24 volts DC fixed at factory see table below
Operating Temperature	-10 to 40°C
Protections	Input voltage protection Over current protection Over voltage protection Short circuit protection Auto recovery in all cases
Storage Temperature	-20 to 80°C
Isolation	Although the output is isolated from noise, spikes, and voltage sags on the input, the input and output grounds are common, so this dc to dc converter is not usable in positive ground cars without totally isolating the equipment being powered from the frame of the car.
Burn in	100% burn in
Line Regulation	± 5%
Load Regulation	± 5%
Efficiency	>90%
Dimensions	92 x 38 x 28 mm 3.6 x 1.1 x 1.1 inch
Weight	220 g, 8 oz
Certifications	CE, FCC, UKCA, PSE
EMI	EN50498:2010/ 47CFR FCC Part15.Subpart B:2019.ANSI C63.4:2014
DC Input connector	Cigarette lighter plug with UL20276 18AWG DC cable
DC Output connector	18AWG cable UL1185 rated, 180 cm long (70 inches) see table below for plug option

Output Voltage	Connector Style	Part Number	Price 1-10
12V	5.5x2.1 mm barrel	PST-C120-12	$107.50 Call
20V	5.5x2.1 mm barrel	PST-C120-20	Call
24V	5.5x2.1 mm barrel center positive	PST-C120-24	$107.50
24V	4-pin mini-DIN power connector	PST-D1010-69	$107.50
	other connectors and voltages available, please call	PST-C120-??

Inexpensive high current DC/DC converter regulates and stabilizes voltage in automotive applications.

Also can be used to provide regulated voltage from a sealed lead acid battery--excellent for special purpose UPS DC battery backups.

High efficiency >85%.


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