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Hellermann Tyton Pre-Insulated Terminal Yellow Ring Lug M8 Hole

Double Grip Crimp for High-Vibration Environments - 48 A Max


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Hellermann Tyton Insulated Yellow Ring M8 Lug Main Image

Hellermann Tyton Pre-Insulated Terminal Yellow Ring Lug M8 Hole

DESCRIPTION

Hellermann Tyton Double Grip Pre-Insulated Yellow Ring Lug for M8 Studs

Reliable High-Vibration Connections for 4.0-6.0 mm² Cable

The Hellermann Tyton Pre-Insulated Yellow Ring Lug is engineered for secure, long-lasting electrical connections in demanding environments. Designed for 4.0-6.0 mm² conductors, this lug features a double grip crimp that provides exceptional mechanical strength and electrical conductivity, making it ideal for applications subject to constant vibration and movement.

Whether you're wiring a 12V automotive system, a 24V or 48V auxiliary circuit, or industrial control panels, this terminal ensures a stable connection. The M8 hole (8.4 mm) fits standard stud sizes, while the colour-coded yellow vinyl insulation allows for instant identification of the correct cable size, reducing installation errors and improving workflow efficiency.

Engineered for Tough Conditions

Unlike generic terminals, the Hellermann Tyton Double Grip series uses a three-piece manufacturing process that integrates the copper barrel, insulation, and double crimp sleeve into a single robust unit. This design minimises the risk of connection failure due to vibration, thermal cycling, or mechanical stress—common issues in automotive, marine, and industrial settings.

The vinyl insulation is rated for continuous operation up to +75 °C, providing reliable performance in engine bays and other high-temperature areas. With a maximum current rating of 48 A and a voltage rating of 600 V, this lug handles substantial power demands while maintaining safety margins. Note: typical de-rating factors apply based on installation conditions.

Key Features

  • Double grip crimp for superior vibration resistance and pull-out strength
  • Colour-coded yellow insulation for quick, error-free cable size identification
  • Three-piece construction ensures consistent crimp quality and durability
  • Copper barrel with tin plating for excellent conductivity and corrosion resistance
  • Wide operating temperature range up to +75 °C for under-bonnet and industrial use
  • M8 stud hole (8.4 mm) compatible with common terminal blocks and busbars

Applications Where Reliability Matters

This ring lug is a proven choice for professionals who cannot afford connection failures. Typical uses include:

  • Automotive wiring: battery terminals, starter motors, alternators, and earth points
  • Marine and RV systems: 12V/24V DC circuits exposed to constant motion and moisture
  • Industrial machinery: control panels, motor connections, and equipment subject to vibration
  • Renewable energy: solar panel combiner boxes and battery interconnects

By choosing a pre-insulated terminal from Hellermann Tyton, you reduce the risk of loose connections, overheating, and intermittent faults that can lead to costly downtime or safety hazards. The double grip design is particularly effective in preventing wire pull-out, a common failure point in single-crimp lugs.

Installation Made Simple

For best results, use the recommended Hellermann Tyton HYYT7 crimping tool to achieve a precise, gas-tight crimp. The transparent insulation allows visual inspection of the crimp, ensuring quality control before the connection is put into service. Always match the lug to the correct conductor size (4.0-6.0 mm²) and strip length to maximise performance.

Upgrade your electrical connections with the Hellermann Tyton Double Grip Pre-Insulated Yellow Ring Lug—a professional-grade solution for circuits that demand reliability. Add to your cart now and experience the difference that precision engineering makes in your next project.

SPECIFICATIONS

Specifications

Art.-No.924-00385
TypeRD5-8
Product FamilyDouble Grip Pre-Insulated
MaterialCopper (CU), Polyvinylchloride (PVC)
ColourYellow (YE)
Conductor Size Range4.0-6.0 mm²
Hole Ø (FH)8.4 mm
Width (W)15.0 mm
Length (L)34.4 mm
Length (L2)13.6 mm
Length (L3)20.8 mm
Diameter (D)6.8 mm
Max Current48 A
Max Voltage600 V
Operating Temperature+75 °C
Recommended ToolsHYYT7

SKU: YEL-INS-RING-M8
Model #: YEL-INS-RING-M8
MPN: YEL-INS-RING-M8

WARRANTY

HellermannTyton Warranty Policy

This warranty policy applies to genuine HellermannTyton products supplied by us in Australia through authorised sales channels. This policy applies to the original end-user purchaser of the product, as evidenced by a valid invoice or proof of purchase, and is not transferable without our written consent.

We warrant that the HellermannTyton products supplied by us are free from defects in materials and workmanship under normal use and service, subject to the terms and conditions below. This warranty applies only to the HellermannTyton product supplied and does not cover installation workmanship, system design, connected equipment, or other products not supplied by us.

The benefits given by this warranty are in addition to any other rights and remedies available under law. Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.

Warranty Coverage and Periods

This warranty covers the following HellermannTyton product ranges supplied by us:

Product model range Warranty period Notes / special conditions
Lugs and Links, including copper lugs, bell mouth lugs, circuit breaker lugs, long barrel lugs, copper links, bi-metal lugs and reducing links 12 months from the date of purchase Covers defects in materials and workmanship under normal recommended use. Correct cable selection, crimping method, die selection, torque, installation environment and compliance with applicable electrical standards remain the responsibility of the installer.
Heat Shrink Tubing, including thin wall, medium wall, thick wall, dual wall adhesive-lined and other heat shrink tubing ranges 12 months from the date of purchase Covers defects in materials and workmanship before installation and under normal recommended use. Incorrect heat application, overheating, under-shrinking, chemical exposure, abrasion, unsuitable sizing, or use outside the product’s stated ratings is not covered.
Pre-insulated Terminals and Insulated Lugs, including ring, fork, spade, quick-connect terminals, butt connectors, bootlace ferrules and related insulated crimp terminals 12 months from the date of purchase Covers defects in materials and workmanship under normal recommended use. Correct conductor preparation, crimping tool selection, pull testing, electrical loading and installation compliance remain the responsibility of the installer.

Commencement of Warranty: The warranty period begins on the date of purchase by the original end-user, as shown on the invoice or proof of purchase. A valid proof of purchase from an authorised sales channel is required for all warranty claims.

Installer Responsibilities and System Design

HellermannTyton products supplied by us are generally intended to be installed, crimped, terminated, insulated, protected, or incorporated into a broader electrical installation, vehicle, vessel, building, machine, switchboard, cable assembly, or other operating environment. We do not provide installation services unless expressly stated in writing, and we do not supervise or control installation practices carried out by installers, contractors, dealers, resellers, or end-users.

Once installed, the product may form only one component of a larger electrical or mechanical system. The installer, electrician, system designer, integrator, dealer, or end-user is responsible for ensuring that the selected product is suitable for the intended application and is installed correctly.

All HellermannTyton products must be installed and used in accordance with the product documentation, applicable Australian Standards, relevant electrical and industry standards, manufacturer specifications, and recognised industry best practice. The installer must ensure that the product is used within its specified ratings, including cable size, conductor type, voltage, current, temperature, insulation requirements, environmental exposure, mechanical loading and any applicable crimping or shrinking requirements.

Issues or damage arising from incorrect installation, incorrect product selection, poor system design, unsuitable tools, incorrect crimping, incompatible conductors, inadequate protection, inappropriate heat application, unsuitable mounting, or failure to follow instructions are not product defects and are not covered by this warranty.

Warranty Exclusions

This warranty covers manufacturing defects or failures of the HellermannTyton product supplied by us arising from normal use in accordance with the applicable product specifications. It does not cover any failure, damage, performance issue, deterioration, or loss caused wholly or partly by external factors, misuse, incorrect installation, or circumstances outside our control.

Warranty exclusions include, but are not limited to:

  • Incorrect installation or handling: Damage or malfunction caused by incorrect crimping, incorrect die selection, incorrect tool use, incorrect heat application, incorrect sizing, poor conductor preparation, incorrect stripping, incorrect torque, incorrect mounting, mishandling, or failure to follow applicable instructions or standards.
  • Misuse, abuse or neglect: Use outside product specifications, overloading, excessive current, excessive heat, excessive mechanical stress, physical abuse, crushing, impact, careless handling, or continued use after a fault becomes apparent.
  • Unsuitable application: Use of a product in an environment or application for which it was not designed, including exposure to chemicals, UV, moisture, abrasion, vibration, temperature, corrosion, or electrical loads beyond the product’s stated rating.
  • Incompatible components: Failures caused by incompatible cables, conductors, terminals, connectors, tools, dies, heat sources, enclosures, switchgear, adhesives, tapes, insulation systems, or other third-party components.
  • Environmental damage: Damage caused by water ingress, corrosion, salt mist, chemicals, excessive dust, mud, debris, contamination, excessive heat or cold, fire, smoke, lightning, flood, storm, pest damage, or improper storage.
  • System design faults: Damage or failure caused by over-voltage, over-current, poor protection, inadequate fusing, insufficient clearance, poor cable support, vibration, cascading damage from another component, or failure of another part of the installation.
  • Unauthorised modification or repair: Products that have been modified, altered, cut, reworked, repaired, tampered with, or used in a way that changes their intended function or rating.
  • Normal wear and cosmetic deterioration: Normal wear and tear, cosmetic marks, fading, discolouration, surface scratches, residue, or deterioration that does not affect product function.
  • Identification removed or altered: Where applicable, removal, defacement, alteration, or tampering with batch numbers, labels, markings, rating information, or other product identification may make the product ineligible for warranty service.
  • Unauthorised resale or non-authorised purchases: Products purchased second-hand, from unauthorised marketplaces, auctions, liquidation sales, grey-market sellers, or unapproved channels may not be covered.

Making a Warranty Claim

Important: If you suspect a fault with a HellermannTyton product supplied by us, do not remove or alter the product unless it is unsafe to leave it in place or unless authorised by us or the place of purchase. Premature removal, cutting, re-crimping, reheating, or alteration may prevent proper assessment and may limit warranty coverage.

  1. Contact the place of purchase: Warranty claims should be initiated through the authorised dealer, reseller, distributor, or place of purchase.
  2. Provide product information: The customer must provide proof of purchase, product model or part number, batch or identification details if available, a description of the issue, and photos or videos showing the product and installation.
  3. Provide installation details: We may request information such as cable size, conductor type, tool and die used, crimping method, heat source used, installation environment, connected equipment, load conditions, and applicable test results.
  4. Assessment and troubleshooting: The product and installation details may be assessed to determine whether the issue is likely to be a product defect or caused by installation, product selection, connected equipment, environment, misuse, or another excluded factor.
  5. Return for inspection: If the fault cannot be confirmed by correspondence, photos, or remote assessment, the product may need to be returned for inspection, testing, repair, or replacement assessment. Return instructions will be provided by the place of purchase or nominated assessment location.
  6. Evaluation and outcome: If the product is confirmed to have a defect covered by this warranty, an appropriate remedy will be provided. If the product is found not to be faulty, or the issue is caused by an excluded factor, the claim may be rejected.

Remedies Under Warranty

If a defect covered by this warranty is confirmed, we may, at our discretion and subject to Australian Consumer Law, provide one or more of the following remedies:

  • repair;
  • replacement;
  • refund;
  • credit;
  • supply of replacement parts; or
  • another remedy required by law.

Where a replacement is provided, the replacement may be the same model, a superseded equivalent, or a product with similar specifications. Replaced products or components may become our property unless otherwise agreed.

Repair or replacement under this warranty does not restart or extend the original warranty period. The warranty continues from the original purchase date.

Limit of Liability

To the extent permitted by law, our liability under this warranty is limited to the repair, replacement, refund, credit, or approved remedy relating to the defective HellermannTyton product supplied by us.

To the extent permitted by law, this warranty does not cover consequential or incidental loss, including labour for removal or reinstallation, electrician costs, travel time, freight not approved by us, access equipment, downtime, loss of revenue, damage to other equipment, property damage, personal injury, or other economic loss.

Nothing in this warranty excludes, restricts, or modifies any rights or remedies that cannot be excluded under Australian Consumer Law.

Contact

For warranty support, please contact the authorised dealer, reseller, distributor, or place of purchase from whom the HellermannTyton product was purchased.

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