OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue PURPLE

Solid Copper Crimp Ring Terminals – OT Type Open Barrel Lugs

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$18.99 $22.99
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OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue PURPLE
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue PURPLE
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue PURPLE
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
  • OT Type Wire Terminal Red Copper Bare Nose Lugs Crimp Terminals Round Lug Solid Copper Open Mouth Cable Electrical Connection Vue
Solid Copper Crimp Ring Terminals – OT Type Open Barrel Lugs

Solid Copper Crimp Ring Terminals – OT Type Open Barrel Lugs

$18.99 $22.99
ColorPURPLE

Solid Copper Open Barrel Ring Lugs – Reliable Electrical Crimping Terminals

Upgrade your electrical wiring projects with these professional-grade OT Type Solid Copper Crimp Ring Terminals. Designed for secure, low-resistance cable connections, these open-barrel round lugs are ideal for automotive, marine, industrial, and household electrical work. The bare copper construction ensures excellent conductivity, while the open-mouth design allows for quick wire insertion and a firm crimp every time.

Key Features

  • Premium Solid Copper Construction: Made from high-conductivity bare copper for maximum electrical performance and durability.
  • OT Type Open Barrel Design: The open-mouth round lug format makes wire insertion straightforward, enabling fast and consistent crimping.
  • Secure Electrical Connections: Ensures a tight, vibration-resistant bond between cable and terminal, reducing the risk of loose connections.
  • Low Voltage Rated: Suitable for low-voltage applications below 50V AC or 75V DC — ideal for control panels, battery cables, grounding, and more.
  • Convenient Set Packaging: Each set is neatly packaged in a compact terminal block box (12.8 × 6.5 × 2.3 cm / 5.04 × 2.56 × 0.91 in), easy to store in your toolbox.
  • Lightweight & Compact: Total weight of 138g — a full set of crimp terminals without the bulk.

Specifications

  • Type: OT Type / Spade & Ring Terminal (Open Barrel)
  • Material: Solid Bare Copper
  • Color: Copper
  • Box Dimensions: 12.8 × 6.5 × 2.3 cm (5.04 × 2.56 × 0.91 in)
  • Weight: 138g
  • Voltage Rating: Below 50V AC / 75V DC
  • Includes: 1 × Terminal Block Set
  • Country of Origin: Made in China

Where to Use These Crimp Terminals

  • Automotive & battery wiring
  • Marine & RV electrical systems
  • Industrial control panels
  • Grounding connections
  • DIY home electrical projects
  • Solar panel wiring

Crimping Safety Tips

Always use the correct crimping tool and ensure wires are stripped to the proper length before inserting into the terminal barrel. For guidance on safe electrical wiring practices, visit the OSHA Electrical Safety resource page.

Frequently Asked Questions

Q: What wire gauge are these OT type copper crimp terminals compatible with?

A: These solid copper open barrel ring lugs are available in various OT type sizes (e.g., OT-6, OT-10, OT-16, etc.), each suited to a specific wire gauge. Please refer to the selected variant or product images to confirm the correct size for your cable diameter before purchasing.

Q: Do I need a special crimping tool for these bare copper lug terminals?

A: Yes, for best results and a secure electrical connection, a dedicated wire crimping tool (hex crimp or ratchet crimper) sized to match your terminal and cable gauge is strongly recommended. Avoid using pliers, as they may not produce a consistent, reliable crimp.

Q: Are these crimp terminals suitable for outdoor or marine wiring use?

A: These are made from bare (uncoated) copper, which offers excellent conductivity. For outdoor or marine environments where moisture and corrosion are concerns, consider applying a dielectric grease or heat-shrink tubing over the crimped connection to protect against oxidation.

Q: What does "open barrel" or "open mouth" mean for these terminals?

A: An open barrel terminal has a U-shaped or partially open channel (rather than a fully closed tube) that the stripped wire end is inserted into before crimping. This design allows for easy visual inspection of wire insertion and is widely used in professional electrical assembly work.

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