E. Preston’s Product Range
Switches & Indicator Lights
Toggle, rocker and pushbutton switches, indicator lights, fuse-holders, neons, signal lampholders, miniature and subminiature switches, rotary switches, slide switches, reed switches. Switches for power tools and hazardous & wet environments.
Microswitches & Sensors
Microswitches, miniature and subminiature microswitches, limit switches, proximity and safety switches, push buttons, joysticks, foot switches, snap action, door and key switches.
Control Gear
Contactors, relays, starters, circuit breakers, miniature circuit breakers, switch fuses, limit switches, load break switches, fuse bases, fuse links, timers, isolators, foot and palm switches, float switches, pressure switches, busbars, sheet steel and polycarbonate enclosures, meters, counters, temperature controllers, programmable controllers, photoelectric and proximity switches.
Circuit Protection & EMC Filters
Circuit Breakers, thermal circuit breakers, thermal-magnetic circuit breakers, magnetic circuit breakers, hydraulic-magnetic circuit breakers, fuses, LV fuse links and LV fusegear.
Powerline Filters with IEC inlets, Single-phase filters for chassis and PCB mounting, RFI suppression chokes and pulse transformers.
Connectors & Terminals
Modular terminals, appliance couplers, cordsets, power inlet modules, IEC power inlet modules, IEC power inlets, “Buccaneer” sealed connectors.
Liquid Level & Flow Sensors
Reed switch based plastic and stainless steel liquid level sensors / float switches. Horizontal and vertical mounting for small tanks. Single level, dual level and multi-level continuous output sensing. Safe area, intrinsically safe and hazardous area (ATEX) application. Standard parts and custom solutions. Vertical sensors up to 3 meters in length. Fluid temperatures up to 200 degrees centigrade.
Cable end suspended float switches for large industrial water and wastewater tanks. Deep level (borehole) submersible level probes.
Reed switch based fluid flow sensors and ultrasonic flow meters.
Bulk solids level sensing.
Timers & Relays
Timers, counters, power relays, miniature relays, solid state relays, impulse relays, high voltage & RF reed relays, temperature controllers and counters.
IDEM Safety Switches
Tongue Interlock Switches including Plastic, Metal and Solenoid Locking switches (Kobra range).
Safety Rope Pull Series (Guardian Line range) – largest range of rope pull switches in the world, up to 250m. with one switch and patented non slip tensioning system.
Coded Non Contact Switches (Idecode / Hygiecode range) – including compact Stainless Steel versions with LED and 3 output circuits.
Safety Relays (SCR range) – standard 22mm and new MODUS pluggable and expandable system – EN954-1 Category 4 and EN62064 SIL3.
Safety Limit Switches – Direct operating Mechanisms and 3 circuits.
