High Amp/High Current Plugs, NEMA Twist Lock Plugs and NEMA Twist Lock Receptacles

Volex is a leading manufacturer and supplier of power cords and cable assemblies, which include high ampere/high current plugs, NEMA twist lock plugs and NEMA twist lock receptacles. Volex high amperage / high current plug, twist lock plug and twist lock receptacle products are sold to manufacturers for a broad range of electrical and electronic devices, equipment, appliances, and many other applications.

Whether the end-use requires frequent plugging and unplugging, or plug and forget, Volex will have the right product solution to meet the design requirements.

Volex offers the following products portfolio:

  • High Amp / High Ampere Plugs
  • High Current Plugs
  • NEMA Twist Lock Plugs
  • NEMA Twist Lock Receptacles

These products can also be referred to by the NEMA standards they are based on: NEMA L5-20P, NEMA L5-20R, NEMA L5-30P, NEMA L5-30R, NEMA L6-20P, NEMA L6-20R, NEMA L6-20P, NEMA L6-20R, NEMA L14-30P, NEMA L14-50P, NEMA L21-30P.

High Amp/Current Plugs, NEMA Twist Lock Plugs and Receptacles Technical Information

North America differs from the international countries when it comes to the number of different plug/receptacle styles. High amp/high current plugs, twist lock plugs and twist lock receptacles have different plug pin orientations and configurations depending on the required amp/volt ratings.

The chart below illustrates the different NEMA non-locking plug styles.

2 Pole 2 Wire 2 Pole 3 Wire Grounding 3 Pole 3 Wire 3 Pole 4 Wire Grounding 4 Wire
125V 250V 125V 250V 277V 125/250V 30 250V 125/250V 30 250V 30 120/208V
15 AMP
Receptacle Plug
20 AMP
Receptacle Plug
30 AMP
Receptacle Plug
50 AMP
Receptacle Plug
60 AMP
Receptacle Plug

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Volex offers different options and customisations that include:

  • Custom body to match end use product profile or promote compatibility with existing appliance
  • Special marking or logo for brand identity
  • Enhanced reliability to withstand harsh environments
  • Locking features for secured power
  • Compact and slim profiles to address space limitations and reduce carbon footprint

Applications / Markets for High Ampere Plugs/High Current Plugs, NEMA Twist Lock Plugs and NEMA Twist Lock Receptacles

High ampere/high current plugs, twist lock plugs and  twist lock receptacles from Volex are used in a wide variety of applications and markets. Examples include: 

  • Professional Sound Systems
  • Large Multiple Displays and Signs
  • Point of Sale Systems
  • UPS (Uninterruptible Power Supplies)
  • PDU (Power Distribution Units)
  • Extension Cords
  • Replacement Power Cords
  • Water and Air Pumps
  • Dryers
  • RV (Recreational Vehicles) Charging

What are High Amp/Current Plugs, Twist Lock Plugs and Receptacles?

High ampere plugs, high current plugs and twist lock plugs are designed to prevent mating with receptacles that are of not the same ratings and vice versa. These features ensure that both appliance and wiring installations are protected from overcurrent that may result in over heating that could eventually result in a fire.

Features of High Ampere Plugs/High Current Plugs, NEMA Twist Lock Plugs and NEMA Twist Lock Receptacles

Volex high amperage/high current plugs, twist lock plugs and twist lock receptacles offer different features to suit customer needs, including:

  • UL certified (in USA), CUL certified (in Canada) and CSA approved (in Canada), which guarantees safety standard compliance
  • Lower minimum ordering quantity and lead times as compared to its assembly type counterparts
  • Matched with right sized conductors made with pure virgin copper

Why Choose Volex for High Amp/Current Plugs, Twist Lock Plugs and Twist Lock Receptacles?

Volex customers of high ampere/high current plugs, twist lock plugs and twist lock receptacles benefit from strong technical expertise, and global manufacturing and delivery. The Volex global factory footprint, which includes tariff-free manufacturing sites, an efficient global supply chain, and logistics support, enables reduced product lead times and efficient cost management. Volex engineering teams can customise these plugs and receptacles to a customer’s specific requirements and provide quick-turn custom design samples supported by skilled local sales and field applications engineering (FAE) teams.

Dynamic design and development capabilities support Volex’s diverse product portfolios. Rigid reliability tests, and 100% electrical tests, ensure total product performance. Volex always strives to fulfil customer expectations in the best way possible.

Contact Volex for High Amp/Current Plugs, Twist Lock Plugs and Twist Lock Receptacles

Contact Volex for further assistance with high ampere plugs, high current plugs, NEMA twist lock plugs and NEMA twist lock receptacles.