The 836T-T253JX86X9 switch from Allen-Bradley is a Series A pressure control switch from the Allen-Bradley/Rockwell Automation 836 switch product line. The 836T-T253JX86X9 pressure control switch is UL, CE, and CSA certified for use in multiple countries. This pressure control switch can handle 2 different pressure ranges which are the regular adjustable pressure range and the adjustable pressure difference range.  The regular adjustable pressure range is from 12 PSI to 150 PSI and the adjustable pressure difference range is from 6 PSI to 30 PSI. The enclosure for the 836T-T253JX86X9 pressure control switch is a Type 1, 4, and 13 enclosure, which is equivalent to an IP 66 rated enclosure. This enclosure has one of the highest protection ratings available for the 836 pressure control switches, and it allows the 836T-T253JX86X9 switch to be used safely in most industrial environments.

The Allen-Bradley 836T-T253JX86X9 Series A 836 pressure control switch comes with a neon-glow pilot light that operates at a voltage rating of 120 Volts AC. It also comes with a 5-pin mini type of connection receptacle. The wiring code for the 5 receptacle pins requires that the white wire correspond to receptacle 1, that the red wire (removed) correspond to receptacle 2, that the green wire correspond to receptacle 3, that the orange wire correspond to receptacle 4, and that the black wire correspond to receptacle 5. The 836T-T253JX86X9 pressure control switch is an oil-tight pressure control switch that can withstand moderate amounts of oil or water occasionally flowing over it during operation. It features 2 sets of bellows.