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Terminals - Solder Lug Connectors

Category Introduction

Solder lug connectors add solder connection capability to #4, 6, 8, and 10 threaded stud terminals as well as screw and rivet locations by providing a plated brass or bare copper stem with or without a solder eye. Most versions are solder receptive tin plated with long or standard, straight or shaped stems. Lugs are differentiated by stud/tab size, hole diameter, mounting type such as angled or flat, and overall length.

Product List

32 Items
PDF Mfr Part # Quantity
Available		 UnitPrice RFQ Series Packaging Product StatusTerminal TypeStyleStud/Tab SizeHole DiameterMounting TypeLength - OverallContact MaterialContact Finish
4000
4000
CONN TERM LUG RING TH
Keystone Electronics
 182 $0.19
Bulk ActivePCB, Long TailSmooth Edge--Through Hole0.500" (12.70mm)BrassTin
7328
7328
CONN TERM LUG RING #4 FLAT
Keystone Electronics
 1,069 $0.21
Bulk ActiveStandardSmooth Edge4 Stud0.076" (1.93mm)Flat0.531" (13.50mm)BrassTin
7330
7330
CONN TERM LUG RING #8 FLAT
Keystone Electronics
 4,535 $0.21
Bulk ActiveStandardSmooth Edge8 Stud0.076" (1.93mm)Flat0.531" (13.50mm)BrassTin
915
915
CONN TERM LUG LOCKWASHER #8 FLAT
Keystone Electronics
 324 $0.21
Bulk ActiveStandardLockwasher, Internal Tooth8 Stud0.093" (2.36mm)Flat0.625" (15.88mm)BrassTin
7333
7333
CONN TERM LUG RING #8 FLAT
Keystone Electronics
 3,543 $0.21
Bulk ActiveLong Stem, ShapedSmooth Edge8 Stud0.093" (2.36mm)Flat0.875" (22.23mm)BrassTin
7327
7327
CONN TERM LUG RING #8 FLAT
Keystone Electronics
 758 $0.21
Bulk ActiveLong Stem, StraightSmooth Edge8 Stud0.078" (1.98mm)Flat0.687" (17.45mm)BrassTin
7325
7325
CONN TERM LUG RING #4 FLAT
Keystone Electronics
 674 $0.22
Bulk ActiveLong Stem, StraightSmooth Edge4 Stud0.078" (1.98mm)Flat0.687" (17.45mm)BrassTin
7326
7326
CONN TERM LUG RING #6 FLAT
Keystone Electronics
 1,363 $0.23
Bulk ActiveLong Stem, StraightSmooth Edge6 Stud0.078" (1.98mm)Flat0.687" (17.45mm)BrassTin
7312
7312
CONN TERM LUG LOCKWASHR #6 ANGLE
Keystone Electronics
 2,687 $0.23
Bulk ActiveStandardLockwasher, Internal Tooth6 Stud0.093" (2.36mm)Angled0.640" (16.26mm)BrassTin
7313
7313
CONN TERM LUG LOCKWASHR #8 ANGLE
Keystone Electronics
 3,998 $0.23
Bulk ActiveStandardLockwasher, Internal Tooth8 Stud0.093" (2.36mm)Angled0.640" (16.26mm)BrassTin
7311
7311
CONN TERM LUG LOCKWASHR #4 ANGLE
Keystone Electronics
 3,943 $0.22
Bulk ActiveStandardLockwasher, Internal Tooth4 Stud0.093" (2.36mm)Angled0.640" (16.26mm)BrassTin
918
918
CONN TERM LUG LOCKWASHER #6 FLAT
Keystone Electronics
 4,136 $0.22
Bulk ActiveStandardLockwasher, Internal Tooth6 Stud0.093" (2.36mm)Flat0.718" (18.24mm)BrassTin
7332
7332
CONN TERM LUG RING #6 FLAT
Keystone Electronics
 3,946 $0.23
Bulk ActiveLong Stem, ShapedSmooth Edge6 Stud0.093" (2.36mm)Flat0.875" (22.23mm)BrassTin
7331
7331
CONN TERM LUG RING #4 FLAT
Keystone Electronics
 2,962 $0.22
Bulk ActiveLong Stem, ShapedSmooth Edge4 Stud0.093" (2.36mm)Flat0.875" (22.23mm)BrassTin
7315
7315
CONN TERM LUG LOCKWASHR #6 ANGLE
Keystone Electronics
 3,216 $0.23
Bulk ActiveLong Stem, StraightLockwasher, Internal Tooth6 Stud0.093" (2.36mm)Angled0.718" (18.24mm)BrassTin
7317
7317
CONN TERM LUG LOCKWASHR #4 ANGLE
Keystone Electronics
 2,206 $0.24
Bulk ActiveLong Stem, ShapedLockwasher, Internal Tooth4 Stud0.093" (2.36mm)Angled0.812" (20.62mm)BrassTin
7318
7318
CONN TERM LUG LOCKWASHR #6 ANGLE
Keystone Electronics
 465 $0.23
Bulk ActiveLong Stem, ShapedLockwasher, Internal Tooth6 Stud0.093" (2.36mm)Angled0.812" (20.62mm)BrassTin
904
904
CONN TERM LUG LOCKWASHER #6 FLAT
Keystone Electronics
 1,461 $0.23
Bulk ActiveLong Stem, ShapedLockwasher, Internal Tooth6 Stud0.093" (2.36mm)Flat0.875" (22.23mm)BrassTin
7319
7319
CONN TERM LUG LOCKWASHR #8 ANGLE
Keystone Electronics
 2,737 $0.24
Bulk ActiveLong Stem, ShapedLockwasher, Internal Tooth8 Stud0.093" (2.36mm)Angled0.812" (20.62mm)BrassTin
7314
7314
CONN TERM LUG LOCKWASHR #4 ANGLE
Keystone Electronics
 1,345 $0.24
Bulk ActiveLong Stem, StraightLockwasher, Internal Tooth4 Stud0.093" (2.36mm)Angled0.718" (18.24mm)BrassTin

About Terminals - Solder Lug Connectors

What are Terminals - Solder Lug Connectors?

Terminals - Solder Lug Connectors

Terminals - Solder Lug Connectors are essential components in electrical and electronic systems, designed to facilitate the connection of wires to a terminal. These connectors feature a flat or bent metal lug with a hole or slot, allowing them to be soldered onto a wire and then bolted or screwed onto a terminal post. The primary function of solder lug connectors is to provide a secure and reliable electrical connection, ensuring efficient current flow while minimizing resistance and potential disconnections. Their design allows for easy installation and removal, making them ideal for applications requiring frequent maintenance or reconfiguration.

Types of Terminals - Solder Lug Connectors

Flat Solder Lugs

Flat solder lugs are characterized by their flat, rectangular shape, which provides a broad surface area for soldering. These connectors are commonly used in applications where space is limited, and a low-profile connection is required. Their design allows for easy stacking and alignment with terminal posts.

Bent Solder Lugs

Bent solder lugs feature a pre-bent design, typically at a 90-degree angle, which facilitates connections in tight or awkward spaces. This type of connector is ideal for applications where the terminal post is positioned at an angle or where the wiring needs to be routed in a specific direction.

Slotted Solder Lugs

Slotted solder lugs include a slot or hole that allows for easy attachment to terminal posts using screws or bolts. This design provides a secure mechanical connection, reducing the risk of accidental disconnection due to vibration or movement. Slotted lugs are often used in environments where stability and durability are paramount.

How to choose Terminals - Solder Lug Connectors?

When selecting solder lug connectors, several key parameters should be considered to ensure optimal performance and reliability:

  • Material: Choose connectors made from high-quality materials such as copper or brass, which offer excellent conductivity and corrosion resistance.
  • Size and Shape: Consider the size and shape of the lug to ensure compatibility with the terminal post and the available space in the application.
  • Current Rating: Ensure the connector can handle the required current load without overheating or causing excessive resistance.
  • Environmental Conditions: Evaluate the operating environment, including temperature, humidity, and exposure to chemicals, to select connectors with appropriate protective coatings or finishes.
  • Supplier Reliability: Assess the reputation and quality assurance practices of potential suppliers to ensure consistent product quality and reliability.

By carefully considering these factors, you can select solder lug connectors that meet the specific needs of your application, ensuring long-term performance and reliability.

Applications of Terminals - Solder Lug Connectors

Automotive Industry

In the automotive industry, solder lug connectors are used extensively in wiring harnesses and electrical systems. They provide reliable connections for battery terminals, lighting systems, and engine control units, ensuring consistent power distribution and signal integrity.

Consumer Electronics

Consumer electronics, such as televisions, audio equipment, and home appliances, utilize solder lug connectors for internal wiring and circuit board connections. These connectors offer a secure and compact solution for connecting components within tight spaces.

Industrial Machinery

Industrial machinery relies on solder lug connectors for robust and durable connections in control panels, motor drives, and power distribution systems. Their ability to withstand harsh environments and mechanical stress makes them ideal for heavy-duty applications.

Telecommunications

In telecommunications, solder lug connectors are used in network equipment and infrastructure to ensure reliable connections for signal transmission and power supply. Their ease of installation and maintenance is crucial in rapidly evolving telecom environments.

Aerospace and Defense

The aerospace and defense sectors demand high-reliability connectors for critical systems. Solder lug connectors are used in avionics, communication systems, and control panels, where their secure connections and resistance to vibration are essential for mission-critical applications.