Description 17 Manufacturers 334 Products

17 Insulated Terminal Manufacturers in 2024

This section provides an overview for insulated terminals as well as their applications and principles. Also, please take a look at the list of 17 insulated terminal manufacturers and their company rankings. Here are the top-ranked insulated terminal companies as of April, 2024: 1.SteinAir, 2.Orr & Orr, Inc., 3.SES-STERLING.

Table of Contents

What Is an Insulated Terminal?
List of 17 Insulated Terminal Manufacturers
List of 334 Insulated Terminal Products
Global Distribution of Insulated Terminal Manufacturers by Country

Supervisor of this article

Michiya Maeda

Engaged in research on nitride semiconductor growth using the MBE method at Waseda University Graduate School. After graduating from graduate school in 2016, he joined a non-ferrous metal manufacturer. Engaged in equipment maintenance and engineering work at metal smelting plants. Moved to a chemical manufacturer in 2022. Engaging in similar tasks.

What Is an Insulated Terminal?

Insulated Terminals

An insulated terminal is a component featuring an insulation coating at the root of the bare crimp terminal. These terminals are installed at the ends of wires to connect them to electronic devices and circuits, with the insulation coating providing electrical insulation and reducing risks like short circuits, electrical leakage, and electric shock.

The insulation sheath also protects wire ends from external damage, ensuring durability against physical shocks and vibrations. However, proper installation tools and techniques are essential to maintain connection reliability and safety.

Uses of Insulated Terminals

Insulated terminals are widely used in various industries, specifically for electrical wiring connections in:

Buildings: In wiring connections and branching points, such as for wall outlets and switches.
Home Appliances: Connecting wires in devices like air conditioners.
Automobiles: In automotive harnesses for wiring electrical systems in vehicles.
Industrial Equipment: Electrical wiring of control systems and motors in industrial machinery.

Principle of Insulated Terminals

Insulated terminals consist of an insulation coating, terminal body, and wire connection part:

Insulation Coating: Protects the wire with materials like polyvinyl chloride or nylon, chosen for heat resistance and insulation performance.
Terminal Body: Made of conductive metals like oxygen-free copper for signal and power transmission.
Wire Connection Part: Securely connects the wire to the terminal through crimping, ensuring direct contact between conductors.

Types of Insulated Terminals

Common types of insulated terminals include:

Ring Terminals: Widely used terminals with a circular shape, suitable for mounting on screws.
Bar Terminals: Straight-shaped terminals, prevalent in Europe, used in wiring junctions and electrical panels.
Y-Type Terminals: Y-shaped terminals for easy attachment to bolts or screws, allowing for quick connection and disconnection without complete screw removal.

While Y-type terminals offer installation convenience, there is a risk of loosening. Thus, many manufacturers recommend ring terminals for more secure connections.

List of 17 Insulated Terminal Manufacturers

*Including some distributors, etc.

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Year Founded: oldest first
Year Founded: earliest first

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United States of America
Canada
Germany
Japan
United Kingdom

- - 3M Manufacturer
    Crimp Terminals
  - Website
    
    Listed Company (NYSE)
    
    United States, Minnesota
    
    Company Profile
  - Address: 3M Center, St. Paul, Minnesota, United States of America
  Manufacturer Overview
  
  3M Company was founded in 1902 and is headquartered in St. Paul, Minnesota. 3M provides diversified technology services globally. 3M operates through four segments: Safety and Industrial, Transportation and Electronics, Health Care, and Consumer. The Safety and Industrial segment offerings include industrial abrasives, masking, and natural and color-coated mineral granules for shingles. The Transportation and Electronics segment offerings include ceramic solutions, light management films, and electronics assembly solutions. The Healthcare segment offerings include wound care, dentistry and orthodontia solutions, and filtration and purification systems. The Consumer segment offerings include consumer bandages, picture hanging, and stationery products.
- - KnuKonceptz
    Crimp Terminals
  - Website
    
    Founded: 2001
    
    United States
    
    Company Profile
- - Partex Marking Systems
    Insulated Terminals
  - Website
    
    United States, Illinois
    
    Company Profile
  - Address: 1155 North Main Street Lombard, Illinois, United States of America
- - SteinAir Distributor
    Insulated Terminals
  - Website
    
    United States, Minnesota
    
    Company Profile
  - Address: 3401 HWY 21 W. Hangar 500 Faribault, Minnesota, United States of America
  Distributor Overview
  
  SteinAir Inc. is a supplier of avionics and aircraft systems that was established in 1984, the company is based in Faribault, Minnesota, USA. The company's main activities involve supplying avionics products and systems for aviation enthusiasts and pilots. Its product range includes Avionics, RV-14, Garmin G3X Touch, Dynon Avionics, PS Engineering, and Avidyne Avionics. SteinAir Inc has been serving the aviation sector from its multiple factories. SteinAir offers services like avionics installation, custom cables, harnesses, instrument panels transponder checks, and wiring schematics. The company also offer support for ADS-B and Electrical System Planning.
- - Terminal Specialty, LLC Distributor
    Insulated Terminals
  - Website
    
    United States, California
    
    Company Profile
  - Address: 1330 N. Melrose Drive, Ste. D, Vista, California, United States of America
  Distributor Overview
  
  Terminal Specialty, LLC, was established in 1970, and based in Vista, CA, is a wholesale distributor of terminals, connectors, cable ties, shrink tubes, and spiral wrap&wire that have applications in various industries and markets. The company delivers insulated heat seals, hook tongue, pin, and spade terminals as well as adapters, cable assemblies, corrosion-resistant brazed barrels, copper battery terminal plugs, and, crimping tools that are needed in the Automobile, Construction, Aerospace, Machinery manufacturing, and, Electronics industries.
- - Orr & Orr, Inc. Distributor
    Insulated Terminals
  - Website
    
    Founded: 1934
    
    United States, Illinois
    
    Company Profile
  - Address: 7301 So Meade Ave. Bedford Park, Illinois, United States of America
  Distributor Overview
  
  Orr & Orr, Inc. has been offering wholesale distribution services since 1934 out of Bedford Park, IL. Orr & Orr emphasizes speed of order processing, shipping, and both customer and distributor satisfaction. Product categories that Orr & Orr offers include air conditioners, brake controls, cargo restraint equipment, door tracks, lighting equipment, fans, gas springs, heating equipment, hinges, plumbing supplies, seat belts, steps, toolboxes, hitch and towing products, various truck hardware, cables, battery products, safety equipment, and spring latches.
- - Shamrock Controls div. of Burns Controls Company Distributor
    Insulated Terminals
  - Website
    
    Founded: 1971
    
    United States, Texas
    
    Company Profile
  - Address: 13735 Beta Rd. Dallas, Texas, United States of America
  Distributor Overview
  
  Shamrock Controls is a division of Burns Controls Company, an industrial distributor of hydraulic, pneumatic, and automation products. Burns Controls Company was established in 1971 in Dallas Texas. Shamrock Controls is a global distributor of IEC electrical motor controls and factor automation solutions. Shamrock Controls product listings include contractors, overload relays, DP contractors, relays, push buttons, pilot lights, control stations, motor starters, circuit breakers, disconnect switches, cam switches, power supplies, terminal blocks, cable glands, lock nuts, din rails, ducts, wire accessories, and various pneumatic components.
- - HAUPA GmbH & Co. KG Manufacturer
    Insulated crimp cable lugs
  - Website
    
    Founded: 1961
    
    Germany
    
    Company Profile
  - Address: Königstraße 165 - 169, Remscheid, Land Nordrhein-Westfalen, Germany
  Manufacturer Overview
  
  HAUPA GmbH & Co. KG is a manufacturer of professional tools and cable connection technology products, founded in 1961 and situated in Remscheid, Germany. The company crafts connecting clamps, end sleeves, cable strippers, and safety tools. It also manufactures personal protection equipment, standard tools, spanners/socket sets, measuring tools, and crimping tools. Its connecting clamps have five clamp positions and are suitable for solid core. Its end sleeves’ dimensions conform to DIN 46228. Part 4, signaling that it has met the required standard.
- - NICHIFU TERMINAL INDUSTRIES CO., LTD./NICHIFU CO., LTD. Manufacturer
    Insulated Terminal
  - Website
    
    Founded: 1941
    
    Japan
    
    Company Profile
  - Address: 1-3-58 Tsurumi, Tsurumi-Ku, Osaka, Japan
  Manufacturer Overview
  
  NICHIFU TERMINAL INDUSTRIES CO., LTD./NICHIFU CO., LTD., established in, Japan, in 1941 is a manufacturer of electrical products. Their products range include solderless terminals, indoor electrical wiring, connectors and power line connection that are produced with the accordance of Japanese Industrial Standards. In 1967 the company opened new factory and head office in Tsurumi, Osaka for rationalized production and development of new products and they have distributions and service all around the world.
- - J.S.T. Mfg. Co.,Ltd. Manufacturer
    Solderless Splices
  - Website
    
    Founded: 1957
    
    Japan
    
    Company Profile
  - Address: 3-4-7, Doshomachi, Chuo-ku, Osaka, Japan
  Manufacturer Overview
  
  JST Group, founded in 1957, is an international manufacturing company specializing in the development of all types of systems for connecting electric power and electronic devices. It obtained ISO9002 approval in 1993, and it has gone on to open offices and affiliated companies in Europe, America and other parts of Asia. JST uses modern advances like ultraprecision technology, gold plating processes, CNC copy grinder, to ensure quality and improved performance of every appliance it manufactures. JST products can be used in televisions, laptops, trains, medical equipments and even kitchen appliances.
- - JST Manufacturer
    Crimp Terminals
  - Website
    
    United Kingdom
    
    Company Profile
  - Address: Blyth Road Halesworth, Suffolk, United Kingdom
  Manufacturer Overview
  
  J.S.T. (U.K.) LTD. is a electrical and electronic connectors manufacturer founded in 1982 in Suffolk, United Kingdom. The company displays a wide range of products, such as PCB, I/O, Wire to Wire and Factory Automation connectors. It also produces Crimp, DIN, Tape-on and Solderless terminals. In addition, it offers services like Product and Tooling Technical Support, Design and Development, and Laboratory and Testing. It works under the IATF16949 Quality Management Systems and is certified for ISO 14001, ISO 9001, and ISO 16949.
- - SES-STERLING Manufacturer
    terminals ferrules
  - Website
    
    Founded: 1928
    
    Company Profile
  Manufacturer Overview
  
  SES-STERLING is an ISO 9001-certified manufacturer of electrical and industrial equipment founded in 1928 and based in Saint-Genis-Pouilly, France. The company produces various cables, wiring tools, and cable management products. These include reinforced flexible conduits, heat shrinkable sleeves, and reusable cable ties. The company also offers customization options of product color, size, and shape for unique projects or by customer request. Its products are primarily used by clients in the automotive, construction, and energy sectors.
- - Great Valley Industries, Inc. Manufacturer
    Insulated Terminals
  - Website
    
    Company Profile
- - Keystone Electronics Corp. Manufacturer
    Insulated Terminals
  - Website
    
    Company Profile
  Manufacturer Overview
  
  Keystone Electronics Corp. has a 70 year history and is headquartered in New Hyde Park, New York. Keystone is a global manufacturer of precision electronic components and hardware. Keystone is ISO 9001:2015 certified. Keystone offers several types of products including battery & coin cell holders, contacts, && clips, fuse clips & fuse holders, handles for instrumentation, metal key-pad dome switches, multi-purpose hardware, PC board hardware, plugs, pins, jacks, sockets, quick-fit terminals, screw terminals, terminal blocks, screws, spacers, standoffs, terminals, terminal boards, test points, tips, probes, jumpers, and clips. Keystone also offers custom manufacturing capabilities including stamping, machining, assembly, tool room, and quality assurance.
- - SMC Electric Manufacturer Distributor
    Insulated Terminals
  - Website
    
    Company Profile
  Company Overview
  
  SMC Electric, a company founded in 1950, based in Missouri, USA, is a distributor and supplier of electrical, automation, industrial, data comm, and fluid power products and services. The company offers a range of products from important manufacturers such as SMC USA, Rockwell Automation, Eaton, and Siemens. These products are used in various industries such as manufacturing, government, energy, and food and beverage. It also provides customer services that include technical support, training, catalog request, and customized solutions.
- - ITC Electrical Components
    Insulated Terminals
  - Website
    
    Founded: 1994
    
    Canada
    
    Company Profile
  - Address: 50 Mural Street, Unit 8 Richmond Hill, Ontario, Canada
- - NAMZ Custom Cycle Products Inc.
    Crimp Terminals
  - Website
    
    Company Profile

Insulated Terminal Manufacturer Ranking

*Including some distributors, etc.

Ranking as of April 2024

Derivation Method

Rank	Company	Click Share
1	SteinAir	21.7%
2	Orr & Orr, Inc.	13.0%
3	SES-STERLING	8.7%
4	KnuKonceptz	8.7%
5	Great Valley Industries, Inc.	8.7%
6	HAUPA GmbH & Co. KG	4.3%
7	SMC Electric	4.3%
8	NAMZ Custom Cycle Products Inc.	4.3%
9	JST	4.3%
10	Partex Marking Systems	4.3%

Derivation Method

The ranking is calculated based on the click share within the insulated terminal page as of April 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

Newly Established Company

KnuKonceptz: 2001 (23 years ago)
ITC Electrical Components: 1994 (30 years ago)
Shamrock Controls div. of Burns Controls Company: 1971 (53 years ago)

Company with a History

SES-STERLING: 1928 (96 years ago)
Orr & Orr, Inc.: 1934 (90 years ago)
NICHIFU TERMINAL INDUSTRIES CO., LTD./NICHIFU CO., LTD.: 1941 (83 years ago)

Insulated Terminal Manufacturers in United States

*Including some distributors, etc.

3M
KnuKonceptz
Partex Marking Systems
SteinAir
Terminal Specialty, LLC
Orr & Orr, Inc.
Shamrock Controls div. of Burns Controls Company

Global Distribution of Insulated Terminal Manufacturers by Country

*Including some distributors, etc.

Country	Number of Companies	Share (%)
United States of America	7	58.3%
Japan	2	16.7%
Germany	1	8.3%
United Kingdom	1	8.3%
Canada	1	8.3%

List of Insulated Terminal Products

334 products are listed.