We are your legacy partner across five quality lines and all under one roof. Our original equipment manufacturing is built upon 50+ years of legacy product excellence and top-notch service. Bringing you a qualified sourcing partner every time you need to keep your business running smoothly—without a single delay.

20,000 square feet of full-service experience supplying you with unparalleled design, development and manufacturing services. Flexible to your procurement needs because we are large enough to quality source the equipment that makes your business run in every environment and in any situation. We offer only exceptional solutions under one roof with the legacy product lines you trust.


Amperite® is a division of Olympic Controls Corporation. A manufacturer of time delay relays, flashers and controlling devices focusing on electronic distribution and original equipment manufacturers.

We are a proven legacy-run product specialist partner ready to fulfill all of your sourcing requirements. Reach out at info@amperite.com to discuss how our experienced, professional team can be of service for all design, development and manufacturing procurement needs.


  • APPLICATIONS: Electronic distribution and Original Equipment Manufacturers (OEM’s).
  • CORE STRENGTH in suppling customized relay products to meet today’s design requirements.
  • NATIONAL and INTERNATIONAL DISTRIBUTION in 49 states, Mexico, Canada, China, England, France, Germany, Hong Kong, Italy, Malaysia and Taiwan.


Your coil customization specialist that designs and develops your low or high volume needs in our UL recognized facility. All of our products are 100% product tested for your guarantee.

For over 50 years, we have been winding coils of various styles and configurations. Today, that small beginning has transformed into Olympic Controls truly being a Coil Winding Specialist.


  • Custom or Stock Bobbins: Plastic, phenolic, etc.
  • Encapsulation + Potting Compounds.
  • Finishes: Terminals or lead wires applied, PCB, taped, air dried varnishes, plastic encapsulated and potting compounds.
  • High-Temperature Wire Processing Capabilities.
  • Micro-Precision Welding.


WE ARE ‘THE ORIGINAL’. Tough, submersible, electric fuel pumps designed to meet the high demands and severe standards of the military—including 37 different vibration, shock and various operational tests.

Engineered for 4,000 hours of operation (over 200,000 miles) and outlasts a mechanical pump by two to three times. We are called ‘The Original’ for a reason. Join five decades of highly-satisfied customers who trust Olympic Controls Corporation with their fuel pump needs.


  • APPLICATIONS: Battle tanks, tactical vehicles, trucks, farm equipment, off-road machinery and construction equipment.
  • MODELS AVAILABLE: BRUSHLESS at 12, 24, 28 Volt. BRUSHED at 28 and 32 Volt.
  • 10,000 ENDURANCE HOURS of expected continuous duty life for brushless models.
  • CORROSION RESISTANCE: Stainless steel motor housing, glass sealed electrical fitting, zinc pump body and plated hardware resist corrosion.
  • INSTALLATION: Arrives fully assembled and ready to install.


12+ distinct relay families with a selection of customizable standard parts and components to design or modify any relay to fit with your exact OEM and MRO applications.

Original relay manufacturing since 1968. Unquestionable accuracy + reliability whenever positive mechanical signal separation is absolutely needed.


  • 100,000 life cycles minimum!
  • applications: Telecommunications, elevators, sewing companies, aviation, etc.
  • COIL FINISH: Taped, impregnated, sealed, potted and vacuum sealed.
  • Contact Materials: Silver, Gold, Palladium and other combinations
    .062″ to .250″ dia. flat and domed styles.
  • ENCLOSURES: Open, sealed, dustite, hermetically, clear plastic and metal.
  • LATCHING: Mechanical and magnetic.


Switch more circuits in less space with our 12-pole switching wafer. Find the solution to the problem of multi-circuit switching with T-Bar® switching technology—whether it is gang switching, circuit selection or matrix switching. Don’t let restrictions prevent you from manufacturing what you need.

We offer contact protection against corrosive atmospheres, splashing water, sand, dust and salt spray. Reliability in every environment and any situation.


  • Pole configurations: Form A/B is available in 4, 8, 12, 24, 36, 48 and 60 pole configurations, Double Throw, Transfer Switching. Form C is available up to 52 poles switching.
  • Coil configurations: Operated from 6, 12, 24, 28, 48 and 110 Volts DC and 115 Volts AC.
  • Multi-contact Series: 900 SERIES for reliable low level switching to 1 Amp. Or, the 800 SERIES for reliable general purpose switching from 1 to 5 Amp for control.

About OCC

For over 50+ years, Olympic Controls Corporation (OCC) has been a quality manufacturer and supplier of standard and customizable Coils, Fuel Pumps, Relays, Toggles and Pushbuttons. Our legacy brands, Amperite and T-Bar, lead the way in quality dependability. Procure the products and services the U.S. Military, Foreign Governments and many Fortune 500 companies use to keep their equipment running smooth.

Our Legacy Promise

We promise to produce legacy strong products crafted from 50+ years of quality manufacturing excellence. Led by three generations of family-owned and operated business. Made in the U.S. with supreme reliability and our quality management system is certified to the latest ISO standard (ISO 9001.2015).

Our Address

Olympic Controls Corporation
1250 Crispin Drive
Elgin, Illinois 60123
[email protected]

Let’s Connect

Main: (847) 742-3566
Fax: (847) 742-5686
Sales: x1008
Billing: x1001
Purchasing: x1007
Technical Support: x1003
Shipping/Receiving: x1005

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