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Electric log splitter tonnage

Updated: 22 October 2026

The title says 5 ton, 7 ton, or 8 ton, and the price sits underneath as if the number were a measured grade. Electric log splitter tonnage, on the UK pages that discuss it, is usually the seller’s calculated peak force, not a regulated test you can look up. This page stays on that point for these amazon.co.uk listings. The worked example is the two Lazy-Log horizontals that share almost every figure except the title. The [electric log splitter comparison](/hub/forestry-tools/electric-log-splitter) holds the rows. Peter F. compared the listing claims and did not measure ram force. A qualifying purchase can earn a commission at no extra cost to you.

The title says 5 ton, 7 ton, or 8 ton, and the price sits underneath as if the number were a measured grade.

Our top picks

Lazy-Log Lazy-Log LS-1-7T

Best overall

Lazy-Log Lazy-Log LS-1-7T
6.8/10about £304.95
View offer
Lazy-Log Lazy-Log LS-5 vertical

Rank 2

Lazy-Log Lazy-Log LS-5 vertical
4.2/10about £589.95
View offer
Lazy-Log Lazy-Log LS-1-5T

Rank 3

Lazy-Log Lazy-Log LS-1-5T
0.0/10about £304.95
View offer
On this page
  1. 1.What the number is
  2. 2.The 5-ton and 7-ton listings
  3. 3.Length and diameter still set the limit
  4. 4.When a pressure figure is present

What the number is

A tonne claim is the force the seller puts in the title or the bullets. Buying guides often say makers derive it from ram area and hydraulic pressure, as a peak rather than a continuous measurement. No public source used here gives a regulated consumer test that makes 7 ton a verified lab grade on these ASINs. You cannot rank two machines by the title number alone. Read the tonne beside the motor, the length, and the diameter. A higher force claim on the same 1500 W listing is not a larger motor. Lines such as splits oak are marketing unless a measurement is published. This comparison did not split a log.

The 5-ton and 7-ton listings

The Lazy-Log LS-1-7T (B0D49G7SKB) and LS-1-5T (B0D47STGCM) are the warning in this set. Both show £304.95, 1500 W, 520 mm by 250 mm, 53 kg, 125 × 41 × 65 cm, a claimed 19-second cycle, a four-way wedge, two-hand operation, a safety guard, and the same image. What differs is the title force, the part number, and orange on the 5-ton listing. The 7-ton ASIN has 3.8 from 65 reviews. The 5-ton ASIN has no star line. A tonne gap is not, by itself, a reason to pay. The specs do not show two tested forces. If you need the review file, take the 7-ton ASIN for that reason. Do not call one weaker or stronger on evidence these listings do not contain.
Lazy-Log Lazy-Log LS-1-7T

Testsieger

Lazy-Log Lazy-Log LS-1-7T
6.8/10about £304.95
View offer

Length and diameter still set the limit

A 7-ton title on a 520 mm by 250 mm beam does not accept a longer or fatter log than that beam. Capacity is the steel and the platform, printed as millimetres. The vertical Lazy-Log claims 8 ton on a different machine: 3000 W and up to 1050 mm length. That is a layout and envelope change, not proof that 8 outranks 7 on the horizontals. When a log sticks, the cause is often the cross wedge, a knot, wet bark, or a round that was never going to seat on that beam. More tons in the title will not repair a jammed four-way wedge that reviewers already limit to straight, knot-free softwood. Make the machine safe first. The stop rules are on how to use an electric log splitter.

When a pressure figure is present

The SIP 01978 lists a 7-ton claim with 3000 W and prints 23.5 MPa on the maker page. Quote that pressure as the maker’s figure. Do not convert it into a verified tonne, and do not compare it with the Lazy-Log horizontals, which do not state hydraulic pressure. The generic 200 mm bit claims 6.5 ton with no wattage and no hydraulic pressure. It is a rotating bit, so that number is not a ram force from pressure and piston area. The 3.3 kW bit states no tonne. Ignore the gap between the two £304.95 horizontals. Match length, diameter, wedge or screw, and watts, and treat every other tonne here as a label beside those checks.

Common questions

What does the tonne number on an electric log splitter mean?
It is the seller’s claimed splitting force, usually presented as a peak figure. On the public sources used here, it is not a UK regulated consumer lab grade for these ASINs. Read it beside length, diameter, and the motor.
Is there a UK test for log splitter tonnage?
Not in the public sources used for this comparison as a single consumer score you can look up per ASIN. Treat the title number as a claim beside length, diameter, and watts, not as a grade from a national test.
Is the 7-ton Lazy-Log stronger than the 5-ton Lazy-Log?
Not on any listed difference except the title, the part number, and the orange colour line. Price, weight, size, motor, cycle, and image match. The listings do not show two measured forces.
Does a higher tonne let you split a longer or fatter log?
No. The beam or platform length and the diameter claim set what fits. A 7-ton title on a 520 mm beam still stops at 520 mm. An 8-ton claim on the vertical Lazy-Log sits on a different stated length.
How should you read the SIP’s 7 ton next to 23.5 MPa?
Read 23.5 MPa as the maker’s stated hydraulic pressure beside a 7-ton claim. Do not treat that pair as a desk calculation that proves the tonne, and do not compare it with listings that omit pressure.
Does 6.5 ton on a drill-bit listing mean the same thing?
No. That row is a rotating bit without stated hydraulic pressure or wattage. The number is still a seller claim, but it is not backed by the ram inputs a wedge listing would need.
Can a listing’s splits oak or splits green wood line be treated as measured?
No. Those lines are listing claims. This comparison does not treat them as tested results for Lazy-Log, or for the screw bits that name oak, maple, and birch.

Related pages

Horizontal or vertical log splitter

Electric log splitter buying guide

Best electric log splitter

Electric log splitter

How to use an electric log splitter on the first log

Sources

Public UK sources from the research digest, checked for this page on 21 October 2026.

  1. HSE firewood-processor bulletin OPSTD 2-2011 (retrieved 21 October 2026)
  2. HSE PUWER overview (retrieved 21 October 2026)
  3. HSE fluid injection (retrieved 21 October 2026)
  4. HSE estate worker guidance (retrieved 21 October 2026)
  5. BSI, BS EN 609-1:2017, safety of log splitters, wedge splitters (retrieved 21 October 2026)
  6. BS EN 609-2:1999+A1:2009, screw splitters (retrieved 21 October 2026)
  7. GOV.UK, Supply of Machinery (Safety) Regulations 2008 (retrieved 21 October 2026)
  8. Electrical Safety First, plugs and fuses (retrieved 21 October 2026)
  9. SIP 01978 7 ton electric log splitter (retrieved 21 October 2026)
  10. Consumer Rights Act 2015 (retrieved 21 October 2026)