Used to plug 2 lights into one circuit. 2 short cables are spliced together with a single male twist-lock connector on one end and 2 female twist-lock connectors on the other.

Weight: 1.4 lbs

Edison Quad Box L5-20 twl In/Out

Female Edison quad box.

L5-20 Twist-lock input and output
(2) 5-15 edison duplex outlets
Multiple units can be daisy chained together

Weight: 5 lbs

ETC Multiplex Twofer L5-20 twl In/Out

Also known as a Dimmer Doubler this item allows two fixtures to be controlled by one dimmer circuit separating the top and bottom halves of the voltage waveform.

A special 77V lamp is required in both fixtures to use this unit
Lamps available in 550 watt or 750 watt
L5-20 Twist-lock input and outputs

Weight: 1.3 lbs