The LH0498 H.H. Fluorescent 1-726W-3 is a non-shunted, Medium Bipin (G13) fluorescent tombstone lampholder socket. It is designed for T8 or T12 linear fluorescent and LED tubes. The 1-726W-3 features a butt-on, bracket-mount designed with a tapped hole, typically used in commercial lighting fixtures to secure lamps, The 1-726W-3 is similar or equal to the American DeRosa D3946, HH Fluorescent 726-W-3, Triboro 645A-4 and Supermarket Parts Warehouse FR5-225
Link to T8,T10,T12,lamps that fit this socket