This adapter is compatible with these HP and Compaq part numbers:
305221-001
344500-001
366165-001
374125-002
374427-001
374427-002
374427-003
374734-001
375117-001
375126-001
375143-001
378768-001
393951-002
393952-001
393953-001
394208-001
394209-001
394809-001
394903-001
EA350A
EA350A#ABA
HP-OW120F13
HP-OW120F13
HP-OW135F13
HP-OW135F13
HSTNN-HA01
HSTNN-SA01
HUI10042-3011
PA-1121-12HD
PPP016H
PPP017L