The LH0723 is an unshunted, miniature bi-pin lampholder specifically designed for T4 and T5 linear fluorescent or LED lamps. It is a popular choice for both original fixture manufacturing and retrofit projects, especially when converting fixtures to LED. Unlike the larger T8/T12 sockets, this model uses a G5 base interface and features a specialized locking system to ensure the smaller lamps remain stable.Rotary The locking assist is the standout feature of the LH0723. It utilizes a rotary locking mechanism that allows easy rotation to physically grips the lamp pins. The "lock assist" provides extra tactile feedback and tension to ensure the lamp does not vibrate loose or dislocate from the fixture.Thge LH0723 comes with an integrated metal L-bracket for screw-mounting. It is similar or equal to the DM Technology 857842, Y94RWLP-BR-3-1