Office Phone Shop have the Siemens NPPSU, part code S30807-Q6631-X, is in stock.
This card operates in the Hipath 3750 system.
We fully test and provide a warranty with all refurbished & new business phone systems and business phone parts.
Office Phone Shop has a large stock in our UK warehouse of refurbished & new phone PBX system spares and phone parts. If you are unable to locate the part you require do not hesitate to get in touch.