Why buy the Cobra SA40E 16″ Electric Scarifier?
- Powerful 1800W electric motor for robust performance
- Generous 40cm (16″) working width for efficient coverage
- Includes interchangeable ‘Quick Change’ aerating and scarifying drums
- Features 14 aerator blades and 22 scarifier tines for complete lawn care
- Large 40-litre debris collector reduces time spent emptying
- Supplied with a convenient 10-metre power cable
Revitalise Your Lawn with the Cobra SA40E
The Cobra SA40E Electric Scarifier & Aerator is the ideal solution for homeowners looking to achieve a healthier, greener lawn without the hours of manual raking and forking. Engineered to tackle unwanted moss, thatch, weeds, and debris, this machine provides the essential tools to promote lush grass growth. It’s perfectly suited for small to medium-sized domestic lawns, offering a straightforward way to perform crucial seasonal lawn maintenance.
Powerful Motor & Dual-Function Drums
At the heart of the SA40E is a robust 1800W motor, delivering the power needed for strong raking performance and impressive tine speed. This allows the machine to effortlessly remove stubborn moss and thatch. The SA40E comes with two easily interchangeable ‘Quick Change’ drums, providing ultimate flexibility. The scarifying drum is equipped with 22 tines to effectively remove dead material, while the aerator drum features 14 blades that create small incisions in the soil, improving the flow of air, water, and nutrients to the grass roots.
Designed for Convenience and Ease of Use
Cobra has designed the SA40E with user convenience in mind. The generous 40cm (16″) working width ensures you can cover your lawn efficiently. An adjustable working depth, ranging from -12mm to +8mm, gives you precise control over the treatment intensity. The collected debris is captured in a large 40-litre bag, minimising interruptions. Furthermore, the machine includes an impressive 10-metre cable, reducing the need for extension leads in most gardens, and features folding handles for compact storage after use.
As an authorised UK dealer for Cobra, Sims Garden Machinery offers more than just a machine in a box. With a century of experience, our trained sales staff are on hand to provide expert advice at our Stratford-upon-Avon showroom. When you purchase from us, you benefit from the support of our on-site workshop and trained mechanics who are ready to handle servicing and repairs. For local customers, we provide a free pre-delivery inspection (PDI) on machinery, ensuring it’s fully built and tested, followed by personal delivery and a handover demonstration to ensure you’re confident from the very first use.
Our team is here to help. Contact us today for expert advice.
Technical Specification
| Rated Power | 1800W |
| Rated Voltage | 230V-50Hz |
| Working Width | 40cm / 16″ |
| Working Depth | -12mm – +8mm |
| Cylinders | Aerating & Scarifying ‘Quick Change’ |
| Aerator Blades | 14 |
| Scarifier Tines | 22 |
| Grass Bag Capacity | 40L |
| Folding Handles | Yes |
| Cable Length | 10m |
| Weight | 12kg |
| Domestic Warranty | 2 Years |
| Product Category | Scarifiers |
| Power Type | Electric |
Why buy from Sims Garden Machinery?
Authorised main dealer
We are authorised dealers for leading brands, meaning genuine parts, manufacturer-approved training, and warranty support you can rely on.
Real people, real support
No call centres. No ticket systems. Just a knowledgeable local team you can speak to when you need help.
Expert advice — not pushy sales
Our team are trained mechanics and product specialists, so you get honest, practical advice based on how you’ll actually use the machine.
Established, independent family business
We’re a long-standing independent dealer with deep roots in the local area — built on reputation, repeat customers, and word of mouth.
Frequently Asked Questions
What is the difference between scarifying and aerating?
Scarifying uses sprung tines to rake and remove thatch (a layer of dead grass, moss, and debris) from the surface of your lawn. Aerating uses blades to cut small slits into the soil, which helps to de-compact the ground and allows air, water, and nutrients to reach the grass roots more effectively. The Cobra SA40E includes interchangeable drums to perform both tasks.
How do I know what working depth to set on the Cobra SA40E?
Start with the highest setting (least aggressive) for your first pass. If it’s not removing much thatch, you can gradually lower the depth. The goal is to remove the thatch layer without aggressively tearing up the healthy grass and soil. For aerating, a deeper setting is generally used to effectively penetrate the soil. Always test a small, inconspicuous area first.
Is this scarifier suitable for a large lawn?
The Cobra SA40E is an electric model best suited for small to medium-sized domestic lawns. Its 16″ working width is efficient for these areas. For very large or extensive lawns, you might consider a petrol-powered scarifier for greater freedom of movement and sustained power over larger areas.
What maintenance does an electric scarifier require?
Maintenance is relatively simple. After each use, ensure the machine is disconnected from the power supply, then clean any grass and soil from the underside and the ventilation slots. Regularly check the tines and blades for wear or damage. Store it in a clean, dry place. For full maintenance and servicing, you can contact our workshop via the servicing page.
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