PW Miniature Oiltight Controls

This is a 22.5 mm mounted line that uses the PW Miniature Oiltight Controls contact blocks. Up to four contact blocks (single-pole standard duty or 2-pole electronic duty) can be used per operator. Standard and illuminated pushbutton operators, indicating lights including dual and push-to-test versions and two to five position selector switches are available. This is a very compact line with round operators that allow very good utilization of space. 

custom solutions

Industrial controls manufactured by Senasys are built to meet customer requirements worldwide.

high quality

Senasys takes pride in quality control and reliable operation of our products. Every switch is individually 100% tested before it leaves the plant.


Senasys products are UL listed, and suitable for NEMA 4 & 13 enclosures.

made in u.s.a.

Senasys products are designed & manufactured in Eau Claire, Wisconsin, U.S.A.

PWH Lighted Pushbutton

These lighted pushbuttons allow feedback through the unit from 6V to 120V AC/DC supplies.

PWK Key Operated Selector

Two to four position key operated switches with spring return and key removal location options create many options for small footprint limited access control.

PWL Indicator

The standard indicators provide high visibility indication from 6 V to 120 VAC/DC input.

PWM Mushroom Head Pushbutton

Two different button sizes and special “Emerg Stop” printed buttons provide different options for this group.

PWP Pushbutton

Three different guard options allow a range of protection for these standard pushbuttons.

PWS 60° Selector

Having as many as five postions allows this unit to control more functions on a single switch.

PWU 60° Selector-Push

Two or three positions selector – push units allow a broad range of flexibility for one small control.

PWV Potentiometer

500 to 50,000 Ohm, 2 Watt, linear potentiometers are available in the 22.5 mm package.

PWD Dual Indicator

OBSOLETE – The unique split cover allows for two different colored sections to provide separate feedback for these indicators.