NIOSH-Approved N95/N99 Masks for about $1 Get them now!
This is a percentage timer control suitable for controling either the RJ or RX Combo 3-place or 6-place series of heating mantles; each box controls 3 mantles, and the 6-place selection comes as two 3-mantle controllers. The units pulse full-line voltage to each heating position according to its dial setting. Equipped with one quick-attach open-face bracket for mounting on 1/2" diameter rod. Each comes with a 6' (1.8 m) multiconductor interconnect cord to the mantle and one 4' (1.2 m) 3-wire power cord with grounding plug. Black and silver finish.
Dimensions: 4.5" w x 8.25" h x 4.25" d, weight; 5.0 lbs per 3-place control.