Track Your QSR Shipment

Online tracking available for Twinsburg-based accounts only. For other QSR locations, select below for more information.

Your QSR Account Number can be found on your invoices and packing slips in the format of "1234-56"

For order tracking in Jasper, GA, contact your QSR customer service representative:

Noel May
[email protected]

For order tracking in DONGGUAN, CHINA, contact your QSR customer service representative:

Mary Zeng
[email protected]
(86) 769-83695990  Ext:189

For order tracking in Queretaro, Mexico, contact your QSR customer service representative:

Luis Mata
[email protected]
+52 1 442 363 6796


Precision Molded Components

Products that Perform

QSR is a world-class global manufacturer of premium quality, precision-molded electrical connector seals and insulating components that meet the requirements of a diverse range of industries. By staying on the cutting-edge of modern product design and manufacturing technologies, QSR is able to engineer solutions that bring unmatched value and quality, satisfying a wide range of client needs.

Electrical Connector Sealing

When you require performance-optimized electrical sealing products that offer tight environmental protection and effective shielding for automotive, heavy duty off-road, and high voltage applications, look no further than QSR.

For more than 50 years, QSR has manufactured custom molded elastomeric components for mobility, providing superior sealed electrical connectors for OEM and aftermarket applications worldwide. As frequent co-developers of products with major auto manufacturers, QSR has been instrumental in the design and development of numerous safe and efficient electrical vehicle charging products.

Connector system seals:

  • Cable seals
  • Multi-hole grommets
  • Peripheral
  • Diaphragms
  • Overmolded

Electrical Insulating

QSR is an industry leader in Ignition System Insulation products including Coil-On-Plug, Pencil Coils, 3-Piece Assemblies and Traditional Harness applications for distributors and spark plugs.

A highly automated manufacturing system ensures fast, complete, and efficient production runs, while state-of-the-art automated molding and demolding tooling guarantees electrical insulation products are of consistently superb quality.

Ignition system insulators:

  • Coil-on-plug applications
  • Pencil coil and 3-piece assembly applications
  • Small engine and marine applications
  • Traditional wire harness applications
    • Distributor nipples
    • Spark plug boots

Industrial Sealing

QSR manufactures custom elastomeric seals to protect electrical connections in manufacturing, construction and other equipment used in a variety of industries. QSR also specializes in sealing solutions that withstand exposure to highly corrosive and caustic environments for marine and many other applications.

Industrial products:

  • Isolators
  • Seals
  • Bellows
  • Gaskets
  • Grommets
  • Diaphragms
  • Overmolded components

Custom Molded

Custom molded solutions are a specialty of QSR. Taking expert core competencies developed in mobility, QSR consistently applies them to applications in nearly every industry and environment that uses rubber components for sealing, dampening, isolating and shielding:

  • Aerospace – specialty performance rubber products
  • Lighting
  • Industrial
  • Alternative energy systems including solar
  • Consumer products, including fluid dispensing components
  • Vapor management systems
  • Fuel and other fluid delivery systems
  • Thermal management systems
  • Telecommunications
  • Medical/pharmaceutical/lifesciences