Test Instruments



Electrical Filter

TimersView all

  • Cycle Timers

    Ideal for process control & livestock feeding applications in greenhouses, poultry farming & agricultural operations. Feature SPDT contacts for driving 2 hp motors at 20A load and NEMA 4X rated plastic enclosure for water resistance

  • Electromechanical Timers

    Suitable for switching industrial machines at preset or delayed intervals; best suited for automation, irrigation & ventilation equipment, as well as in conveyor lines. Feature a screw mounting design for ease-of-installation

  • Electronic Timers
  • Plug-In Wall Switch Timers

    Equipped with a fully programmable mechanical / digital setup to automatically switch lighting systems at preset intervals. Ideal for installations in farming equipment - motors and heaters

  • Spring Wound Timers
  • Timer Accessories

    Wide range of time switches, shorting caps, photoelectric control receptacles & brackets, replacement trippers, photocells and replacement motors suitable for applications in industrial automation & process control operations

SwitchesView all

  • Lighting Photocontrols

    Light responsive switches used in conjunction with traditional lighting solutions to automatically turn lights ON at dusk and OFF at dawn. Feature a raintight polypropylene / acrylic housing. Available in 105 to 130, 120, 208 to 240, 208 to 277 & 480VAC options

  • Photoelectric Sensors Accessories

About Tork

Tork, an NSI Industries brand, offers a complete line of switching & timing solutions for the hydroponics, manufacturing & processing, and research & development industries. The brand's catalogue comprises mechanical time switches, occupancy sensors, photocontrols, signaling devices and digital time switches. Tork SPST electronic timers are designed for controlling lighting, heating & air conditioning equipment in security & storage applications. These digital timers feature power outage backup for uninterrupted operation during power cuts and Inrush current limiting technology for protecting relay contacts to ensure extended life. These products, along with various photocells and timer accessories, are available on Raptor Supplies.