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Heavy duty cable ties

Updated: 23 October 2026

You are looking at two bags that both say heavy duty, and one of them is a slim 3.6 mm tie listed at about 18 kg. Heavy duty cable ties, in the way UK trade charts use the idea, means a wide strap: about 7.6 mm at 54 kg, or 9 mm at about 80 kg. Standard in this comparison means 3.6 mm and 4.8 mm. A longer tail does not change the class. The [Cable ties comparison](/hub/diy-supplies/cable-ties) holds every saved amazon.co.uk row, with GBP prices from 22 October 2026. We did not break the straps in a lab. A qualifying purchase can earn a commission at no extra cost to you.

You are looking at two bags that both say heavy duty, and one of them is a slim 3.6 mm tie listed at about 18 kg.

Our top picks

Armpow Armpow 50 × 450 mm × 9 mm black

Best overall

Armpow Armpow 50 × 450 mm × 9 mm black
8.0/10about £11.99
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Gocableties Gocableties 100 × 300 mm × 3.6 mm black

Rank 2

Gocableties Gocableties 100 × 300 mm × 3.6 mm black
8.8/10about £6.99
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XINGO XINGO 250 × 7.6 mm black

Alternative

XINGO XINGO 250 × 7.6 mm black
6.8/10about £14.99
View offer
On this page
  1. 1.Standard is 3.6 mm and 4.8 mm
  2. 2.Heavy duty is 7.6 mm and 9 mm
  3. 3.Stay with standard for a loom
  4. 4.Move to 7.6 mm or 9 mm for a wide loop

Standard is 3.6 mm and 4.8 mm

GTSE puts 3.6 mm at about 18 kg. It puts 4.8 mm at about 22 kg for heavier bundles. Universeal prints 18 kg and 22 kg. Just Cable Ties agrees at 18.2 kg and 22.2 kg. All three say the listed figure is an upper limit. Width raises that limit. Length does not. Gocableties is 300 mm by 3.6 mm at 18.2 kg, £6.99 for 100. Oksdown and Yaluzibi are the same nominal size at 18 kg, with heavy duty in the title. BEEWAY's £3.99 mix is four lengths, all 3.6 mm, at 18 kg. DUNSOO is the 4.8 mm step: 200 mm, up to 23 kg, £10.99 for 500. The household pick among them is on best cable ties.

Heavy duty is 7.6 mm and 9 mm

The same charts step up sharply. GTSE and Just Cable Ties put 7.6 mm near 54 kg. At 9 mm the three sources sit near 80 kg, with Just Cable Ties at 79.4 kg. The kilograms are still a failure figure. Do not hang 54 kg from a tie because the chart printed 54 kg. IEC 62275 treats loop tensile strength as a short-test ceiling, not a safe hanging load. XINGO's 250-piece listing is £14.99. The title says 70 kg. The table says 120 lb, about 54 kg, which matches the usual 7.6 mm class. Do not average those two numbers. Armpow is the 9 mm bag: 50 ties, 450 mm, £11.99, 80 kg and 175 lb, which agree with the 79.4 kg chart. Stars are 4.7 from 465 reviews. The words on a 3.6 mm title do not make it a 9 mm tie.
Armpow Armpow 50 × 450 mm × 9 mm black

Testsieger

Armpow Armpow 50 × 450 mm × 9 mm black
8.0/10about £11.99
View offer

Stay with standard for a loom

Stay with standard when a 3.6 mm or 4.8 mm strap can close the bundle without crushing the jacket. Choose 3.6 mm, about 18 kg, for ordinary house leads. Step to 4.8 mm, about 22 kg, when the bundle is stiffer, and measure the length. DUNSOO's 200 mm reach was short for one fence reviewer even though the width was 4.8 mm. BEEWAY reviews say the 3.6 mm ties snap on heavier garden work. A Gocableties review says they would not hold puppy-pen panels. Colour, plants, and the wiring rule stay on the cable ties buying guide.

Move to 7.6 mm or 9 mm for a wide loop

Move to 7.6 mm or 9 mm when the loop is large and a standard tie has slipped: a board, a camper strap, a greenhouse fixing, a heavy mesh. Between the two wide bags, Armpow's 9 mm figures agree with the chart, and XINGO's 7.6 mm page does not agree with itself. Prefer the listing whose kilograms and pounds describe one class. Skip the wide tie for a charger lead. The strap is stiff on a thin cable, and you will cut a long end for no mechanical gain. A 9 mm tie with a UV bullet is still nylon. It is not the sole support BS 7671 allows for fixed wiring on an exposed wall or under tray. Steel clips, saddles, or steel ties are that answer, and this set does not include them.

Common questions

What does heavy duty mean on a cable tie?
On UK trade charts it means a wide nylon strap, usually 7.6 mm near 54 kg or 9 mm near 80 kg. On several amazon.co.uk titles in this set it is printed on 3.6 mm ties listed at 18 kg. Use the millimetres and the kilograms. Let the slogan follow those numbers.
When is 4.8 mm enough?
Choose 4.8 mm, about 22 kg on the charts, when the loom is stiffer than a handful of charger leads, or when 3.6 mm has felt close to its limit and the object is still a bundle rather than a wide panel. DUNSOO offers that width at 200 mm. XINGO offers it at 300 mm in a pack of 1,000, with a 60 lb table that sits above the usual 50 lb class.
When do I need 7.6 mm or 9 mm?
You need them when the loop is large, the load shifts, or a standard tie has already slipped: mesh, a board, a gate strap, a camper fitting. Armpow at 9 mm and 450 mm is the saved bag whose 80 kg and 175 lb agree. XINGO at 7.6 mm is the bag whose title says 70 kg and whose table says 120 lb.
Is 70 kg the same as 120 lb?
They are different masses. One hundred and twenty pounds is about 54 kg, the usual 7.6 mm chart figure. Seventy kilograms is a higher claim, closer to a 9 mm tie, printed on XINGO's 7.6 mm title. Keep both numbers visible and do not average them. When you compare this bag with Armpow's 80 kg, which matches 175 lb, you are comparing a consistent 9 mm listing with a 7.6 mm listing that contradicts itself.
Will a heavier tie damage a small cable?
A 7.6 mm or 9 mm strap is stiff. Pulled hard around a thin jacket it can crease the insulation, and the leftover tail is thick enough to catch a hand if you leave it proud. On a small loom, a 3.6 mm tie at finger tension is the gentler fit. Cut any tail flush.

Related pages

Outdoor cable ties

Cable ties

Best cable ties UK: a 3.6 mm bag for household leads

Cable ties buying guide: choose width, then length

How to use cable ties: tighten, cut, and remove them

Sources

Public UK sources and the amazon.co.uk listings compared on this page. Updated 22.10.2026.

  1. GTSE: cable tie tensile strength explained (retrieved 22.10.2026)
  2. Just Cable Ties: strength by width (retrieved 22.10.2026)
  3. BSI: BS EN IEC 62275:2019 (retrieved 22.10.2026)
  4. BS EN IEC 62275:2026 foreword preview (retrieved 22.10.2026)
  5. FIA: BS 7671 Regulation 521.10.202 (retrieved 22.10.2026)
  6. IET: cables and fire protection FAQs (retrieved 22.10.2026)
  7. GTSE: UV-resistant cable ties for outdoor use (retrieved 22.10.2026)
  8. HellermannTyton and Fraunhofer: UV ageing of cable ties (retrieved 22.10.2026)