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Description
The Forestwest BM11039 40 Ton Kinetic Log Splitter is the highest-capacity model in the Forestwest kinetic splitter range, designed for customers who prioritise maximum splitting force.
Powered by a 7HP petrol engine, the BM11039 generates up to 40 tons of splitting force with an average cycle time of approximately 3 seconds. Its kinetic flywheel system provides fast split-and-return operation without a conventional hydraulic oil, pump or hose system.
The BM11039 accommodates logs up to 650mm long, with a recommended diameter of 100–600mm. It has been tested with dense Australian hardwood including Jarrah and Gum species.
Large 16-inch wheels and a towing attachment assist with repositioning around private property, while the automatic return system quickly prepares the splitter for the next log.
Demo:
Key Features & Benefits
- 40 Ton Splitting Force: The highest splitting-force rating in the Forestwest kinetic range.
- Approx. 3-Second Average Cycle: Combines heavy-duty force with fast repetitive splitting.
- 7HP Petrol Engine: Provides flexibility to work away from mains electricity.
- Up to 650mm Log Length: Suitable for larger firewood rounds.
- 100–600mm Recommended Diameter: Designed for demanding hardwood firewood.
- Automatic Return: Quickly prepares the mechanism for the next split.
- 16-Inch Wheels & Tow Attachment: Assist with repositioning around the property.
- Low-Maintenance Kinetic System: No hydraulic oil, pump or hydraulic hoses to maintain.
34 Ton or 40 Ton? Choose the BM11039 if maximum splitting force is your priority. If you need to process longer logs up to 710mm, consider the BM11038 34 Ton Petrol Kinetic Log Splitter.
Not sure which heavy-duty model suits your timber? Compare the full Forestwest Log Splitter range.
Specifications
Specifications
| Model | 40 Ton Petrol Kinetic Log Splitter BM11039 |
| Splitter Capacity | 40 ton |
| Max. Log Length | 650mm |
| Recommended Log Diameter | 100-600mm (tested with dry Jarrah) |
| Average Cycle Time | 3s |
| Engine Power | 7hp |
| Bed Height | 635mm |
| Wedge Height | 6.25 inch |
| Wedge Width | 7/8 inch (22mm) |
| Flywheel Weight | 25kg |
| Flywheel Diameter | 18.25inch (463.55mm) |
| Flywheel Max RPM | 400rpm |
| Tires | 16inch |
| Product Size (LxWxH) | 2800x975x1125mm |
| Product Weight | 220kg |
| Package Size (LxWxH) | 1950x470x850mm |
| Package Weight | 265kg |
Frequently Asked Questions
1. Why choose a kinetic log splitter?
The BM11039 provides an approximately 3-second cycle without the hydraulic oil, pump or hoses used in conventional hydraulic systems.
2. What size logs can it split?
Up to 650mm long, with a recommended diameter of 100–600mm.
3. Why choose the 40 Ton model?
The BM11039 offers the highest splitting-force rating in the Forestwest kinetic range for more demanding firewood.
4. BM11038 34 Ton or BM11039 40 Ton?
The BM11038 accepts longer logs up to 710mm. The BM11039 provides higher splitting force.
5. Can it split Australian hardwood?
Yes. It has been tested with Jarrah and Gum species. Dry, seasoned timber is recommended.
6. What warranty does it include?
The BM11039 comes with a 12-month Forestwest warranty.
7. Can I try it before buying?
Yes. Bring your own log to our Melbourne or Perth store. Please contact us first to confirm availability.
8. Are spare parts available?
Yes. Forestwest stocks replacement parts for our log splitters and provides Australian-based after-sales support.











