Dell Optiplex 780 960 SFF 235W Power Supply L235P-01 FR610 PS-5231-5DF-LF 0FR610 Dell Optiplex 760 SFF 235W Desktop Power Supply PS-5231-5DF-LF Dell Part Numbers: FR610, 0FR610, PW116, 0PW116, RM112, 0RM112, 67T67, 067T67, R224M, 0R224M, WU136, 0WU136 Compatible System: Optiplex 760, 780 and 960 Small Form Factor (SFF) Model Numbers: F235E-00, L235P-01, H235P-00, H235E-00