The LH0010 (HH 1-500W-C) is a G13 medium bipin socket. It is designed with two mounting holes for butt-on mounting. The H.H. 1-500W-C is non-shunted and has 9 inch leads for ease in replacing. It is similar or equal to the American DeRosa D2653, DM Y68L, 85862, HH Fluorescent 1-500W-C, Leviton 395-W and the Triboro: 637-A.
Link to T8,T10,T12,lamps that fit this socket