Technical FAQs 4

How to modify hp-hstns-pl14 power supply?

) Integrate the power supply in a 3D printed encasing including the output plugs, voltmeter and on/off switch. It covers well the modification of the HP-HSTNS-PL14 by adding a startup resistor and changing output voltage from 12 to 13.8V. Many thanks to “Robert” for making this information available.

What is hstns-pl14 server switch-mode power supply rated for?

This is a very simple project aiming to modify HP HSTNS-PL14 server switch-mode power supply (originally rated as 460W, 12V/38.3A) so it is capable of supplying 13.8V and about 33A of current. Additionally the power supply has been enhaced with:

How to convert a hp hstns-pl18 PSU to 13.8V?

Re: How to convert a HP HSTNS-PL18 psu to 13.8V ? According to the article that’s correct. Bridge the 100 ohm resistor or replace with zero ohm and adjust the pot. I will have to check the lower wattage units to see if they are similar.

How do you change a pl18 resistor to 13.5v?

13.5V modification (PL18 Version). I) Remove and bridge 100 ohm resistor. II) Adjust variable resistor to give 13.5V rather than 13.8V as it sometimes tripped on over voltage on start up. Power supply build into Yaesu SP101 speaker cabinet. A power supply at a low price – ON5VL Use google translate to convert it from French.

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HP base station power supply changed to 13 8

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