Hyundai 16.5'' / 42cm 40v Cordless Self-Propelled Lawnmower 2.5Ah Li-Ion Battery
- Authorised Dealer – We’re officially authorised to sell every brand on our site. That means genuine products and full manufacturer warranties—no exceptions.
- Free Shipping – Get fast and free shipping on every order, anywhere in the United Kingdom. Shipping times may vary by brand/supplier. If this item requires additional handling time, we’ll confirm the estimated ship date shortly after purchase.
- Top-Rated Customer Support – Need help? Our friendly, U.K.-based team is here to support you before and after your purchase.
- Operated by the team behind buildthepower.com – trusted by thousands of US customers.
Guaranteed Secure Checkout
- Easy to use battery lawn mower: Simply charge the battery and you're ready to go
- Self-propelled: Drives itself - no pushing required
- 6 adjustable cutting heights: Get the perfect finish on your lawn
- 45L grass collector bag with mulching option: Minimises time spent emptying cuttings
- Weighs just 19.9kg: Easy to move around the garden
- Charges in just 80 mins: Provides around 20-60 mins of mowing time from one charge depending on load
- Easy to use: Simply turn the key, press a button, pull back the OPC lever and you're off!
- Foldable handles with space-saving vertical storage: Compact to transport and store
- Extremely quiet-running: Minimise any disturbance to neighbours
Cordless Lawn Mower For Small / Medium Lawns
The HYM40LI420SP is a rechargeable low-maintenance lithium-ion battery-powered self-propelled lawn mower from Hyundai. The ideal battery-powered lawn mower for small to medium-sized lawns, this mower will bring you a clean, green, cable-free mowing experience.
Self-Propelled Mower
This battery-powered mower also features a self-propelled system - no pushing required! Mowing has never been easier.
Battery Lawn Mower
The HYM40LI420SP mower features a powerful 40v motor and comes complete with a 40v battery and charger. The battery has a handy indicator light allowing you to see exactly how much battery life is remaining. There is also a spare battery compartment within the mower that allows you to store a fully charged spare battery (sold separately) so you can swap batteries if required.
With a charging time of just 80 minutes and a battery lifespan of 1000+ charges, the HYM40LI420SP makes mowing your lawn as easy as possible and will provide an average mowing time of up to 60 minutes from one charge, depending on the operating conditions.*
- Run Time (No Load) - Up to 60mins
- Run Time (Light/Dry Conditions) - Up to 40mins
- Run Time (Heavy/Wet Conditions - Up to 20mins
420mm Cutting Width
With an cutting width of 420mm / 16.5", this mower is ideal for small to medium-sized lawns and gardens.
For the perfect, tailored cut on your lawn, the HYM40LI420SP can be easily adjusted between its 6 different cutting heights - ranging from 25mm for a super smooth lawn to a 75mm option if you’re trimming rougher ground or doing a first cut - by using a single height adjusting lever, giving you complete control over your lawn care needs.
The HYM40LI420SP's spacious 45L grass collector bag, featuring a high airflow and hard lid, ensures that you'll spend less time having to empty the cuttings and thus reducing your overall mowing time.
This cordless lawn mower comes with a mulching plug option, where your dropped cuttings become compost, creating a healthier-looking, lush, green lawn.
Lightweight Lawn Mower
Weighing just 19.9kg, this cordless, battery-powered mower is really easy to move around your garden.
Using this powerful mower couldn’t be easier - simply insert the safety key, engage the lock-out button and pull back the OPC (Operator Presence Control) lever.
Compact and Quiet
Thanks to its incredibly quiet-running motor, the HYM40LI420SP is an ultra-quiet lawn mower to minimise any disturbances to your neighbours or family.
It’s quick and easy to assemble out of the box, allowing you to get it in your garden for the first cut in no time at all. With no engine to service, you also don’t need to spend time checking oil, air filters or spark plugs, making it extremely easy to maintain.
This lawn mower is so compact to store and transport. Thanks to its clever design, its handles fold down over the main power unit, which saves space in your garden shed or garage. On top of this, it is also able to be stood upright for a compact storage solution when space is limited.
What Are the Benefits of a Cordless Mower?
The HYM40LI420SP lawnmower is powered by a market-leading 40V lithium-ion 2.5Ah battery, making it cable-free and capable of operating away from main power sources without emissions. Mowing the lawn has never been easier or safer
3 Year Warranty
As with all of our Hyundai Lawn Mower range, the HYM40LI420SP comes with our Hyundai 3 year platinum home-use warranty* / 1 year commercial warranty* (terms apply) for added peace of mind.
At A Glance:
- 420mm/16.5” cutting width for small to medium gardens
- Self-propelled so drives itself - no need to push!
- Charges from a flat battery in just 80 mins
- Provides on average 30 minutes of cutting time (depending on conditions)
- 6 adjustable cutting heights – 25-75mm
- 45L grass collector
- Foldable handles for compact storage
- Really quiet running
- 3 year home-use warranty* / 1 year commercial warranty*
Specs
| Model | HYM40Li420SP |
|---|---|
| Start Method | Battery |
| Propulsion | Self-Propelled |
| Cutting Width (mm) | 420 |
| Cutting Height Min (mm) | 25 |
| Cutting Height Max (mm) | 75 |
| Cutting Positions | 6 |
| Cut Options | Rear Discharge, Mulching |
| Catcher Volume (L) | 45 |
| Catcher Type | Half Plastic With Polyester Bag |
| Handle Type | Soft Grip, Folding |
| Safety Features | Operator Presence Control, Accidental Start Prevention Key |
| Deck Material | Steel |
| Quick Clean Hose Connector | No |
| Number of Batteries | 1 |
| Battery Type | Lithium Ion |
| Voltage (v) | 1 x 40 |
| Charging Time (mins approx.) | 80 |
| Light Cut Run Time (mins) | 40 |
| Long/Damp Cut Run Time (mins) | 20 |
| Battery Lifespan (charges) | 1000+ |
| Rated Power (w) | 800 |
| Motor Type | Brushless |
| Gross Weight (kg) | 26 |
| Net Weight (kg) | 19.9 |
| Wheel Diameter (mm) | Front 152, Rear 178 |
| Fully Assembled Dimensions (H x W x L) (mm) | 1360 × 490 × 990 |
| Package Dimensions (H x W x L) (mm) | 460 x 520 x 720 |
| Fuel/Power Source | Cordless |
| Rear Roller? | No |
| Recommended For Lawns Up To | Small - Medium Up to 2000sq. ft |
| Product Type | Lawn Mower |
| Warranty (years) | 3 |
| Model EAN | 5056275759155 |
| In The Box | HYM40LI420SP Battery Powered Lawnmower 45L Hard Top Grass Collector 40v Rechargeable Lithium-Ion Battery Battery Charger 2x Safety Keys & User Manual |
Shipping Policy
The Shipping&Delivery Policy is part of our Terms and Conditions and should be read together with them:
powerandpedal.co.uk/pages/terms-and-conditions It applies to any order placed with Power&Pedal.
We offer various shipping methods. Some orders may ship directly from third-party
suppliers. You will be notified about the carrier and estimated time.
UK Shipping
Standard shipping within the UK is free on all orders.
Orders are usually delivered within 2–5 business days.
Couriers used may include DPD,Royal Mail,EVRi,UPS and DHL based on the item.
Tracking Notifications
You’ll receive an email with tracking information once your order is shipped.
Tracking updates may take up to 24 hours to reflect.
Missing or Damaged Deliveries
Contact us at sales@powerandpedal.co.uk if your item arrives damaged or goes missing.
Include your order number and a photo (if applicable) for a quick resolution.
Delays or Exceptions
Delays may occur due to high demand, customs, weather, or courier backlogs.
We will notify you if we expect any major delay with your order.
Return Policy
Thank you for your purchase. We hope you are happy with your order. However, if you are not completely satisfied, you may return it for a refund or exchange within 30 days of the purchase date. All items must be unused, in original condition, and include all tags/labels.
RETURN PROCESS
-
Request an RMA number: Email sales@powerandpedal.co.uk to initiate your return.
-
Pack securely: Use the original packaging and include the RMA number on the parcel.
REFUNDS
Refunds/exchanges are processed within 14 days of receiving your return. You’ll receive an email confirmation once completed.
EXCEPTIONS
Defective/damaged items? Contact us immediately for a replacement or refund.
ORDER CANCELLATION
Customers can cancel transactions at any time before Power&Pedal begins the shipping process. The shipping process typically begins within 30 minutes of placement of the order. If unable to cancel an order before shipping, customers can make returns in accordance with Power&Pedal return policy.
QUESTIONS?
Email sales@powerandpedal.co.uk or call +44 204 524 0655.
Description
- Easy to use battery lawn mower: Simply charge the battery and you're ready to go
- Self-propelled: Drives itself - no pushing required
- 6 adjustable cutting heights: Get the perfect finish on your lawn
- 45L grass collector bag with mulching option: Minimises time spent emptying cuttings
- Weighs just 19.9kg: Easy to move around the garden
- Charges in just 80 mins: Provides around 20-60 mins of mowing time from one charge depending on load
- Easy to use: Simply turn the key, press a button, pull back the OPC lever and you're off!
- Foldable handles with space-saving vertical storage: Compact to transport and store
- Extremely quiet-running: Minimise any disturbance to neighbours
Cordless Lawn Mower For Small / Medium Lawns
The HYM40LI420SP is a rechargeable low-maintenance lithium-ion battery-powered self-propelled lawn mower from Hyundai. The ideal battery-powered lawn mower for small to medium-sized lawns, this mower will bring you a clean, green, cable-free mowing experience.
Self-Propelled Mower
This battery-powered mower also features a self-propelled system - no pushing required! Mowing has never been easier.
Battery Lawn Mower
The HYM40LI420SP mower features a powerful 40v motor and comes complete with a 40v battery and charger. The battery has a handy indicator light allowing you to see exactly how much battery life is remaining. There is also a spare battery compartment within the mower that allows you to store a fully charged spare battery (sold separately) so you can swap batteries if required.
With a charging time of just 80 minutes and a battery lifespan of 1000+ charges, the HYM40LI420SP makes mowing your lawn as easy as possible and will provide an average mowing time of up to 60 minutes from one charge, depending on the operating conditions.*
- Run Time (No Load) - Up to 60mins
- Run Time (Light/Dry Conditions) - Up to 40mins
- Run Time (Heavy/Wet Conditions - Up to 20mins
420mm Cutting Width
With an cutting width of 420mm / 16.5", this mower is ideal for small to medium-sized lawns and gardens.
For the perfect, tailored cut on your lawn, the HYM40LI420SP can be easily adjusted between its 6 different cutting heights - ranging from 25mm for a super smooth lawn to a 75mm option if you’re trimming rougher ground or doing a first cut - by using a single height adjusting lever, giving you complete control over your lawn care needs.
The HYM40LI420SP's spacious 45L grass collector bag, featuring a high airflow and hard lid, ensures that you'll spend less time having to empty the cuttings and thus reducing your overall mowing time.
This cordless lawn mower comes with a mulching plug option, where your dropped cuttings become compost, creating a healthier-looking, lush, green lawn.
Lightweight Lawn Mower
Weighing just 19.9kg, this cordless, battery-powered mower is really easy to move around your garden.
Using this powerful mower couldn’t be easier - simply insert the safety key, engage the lock-out button and pull back the OPC (Operator Presence Control) lever.
Compact and Quiet
Thanks to its incredibly quiet-running motor, the HYM40LI420SP is an ultra-quiet lawn mower to minimise any disturbances to your neighbours or family.
It’s quick and easy to assemble out of the box, allowing you to get it in your garden for the first cut in no time at all. With no engine to service, you also don’t need to spend time checking oil, air filters or spark plugs, making it extremely easy to maintain.
This lawn mower is so compact to store and transport. Thanks to its clever design, its handles fold down over the main power unit, which saves space in your garden shed or garage. On top of this, it is also able to be stood upright for a compact storage solution when space is limited.
What Are the Benefits of a Cordless Mower?
The HYM40LI420SP lawnmower is powered by a market-leading 40V lithium-ion 2.5Ah battery, making it cable-free and capable of operating away from main power sources without emissions. Mowing the lawn has never been easier or safer
3 Year Warranty
As with all of our Hyundai Lawn Mower range, the HYM40LI420SP comes with our Hyundai 3 year platinum home-use warranty* / 1 year commercial warranty* (terms apply) for added peace of mind.
At A Glance:
- 420mm/16.5” cutting width for small to medium gardens
- Self-propelled so drives itself - no need to push!
- Charges from a flat battery in just 80 mins
- Provides on average 30 minutes of cutting time (depending on conditions)
- 6 adjustable cutting heights – 25-75mm
- 45L grass collector
- Foldable handles for compact storage
- Really quiet running
- 3 year home-use warranty* / 1 year commercial warranty*
Specs
| Model | HYM40Li420SP |
|---|---|
| Start Method | Battery |
| Propulsion | Self-Propelled |
| Cutting Width (mm) | 420 |
| Cutting Height Min (mm) | 25 |
| Cutting Height Max (mm) | 75 |
| Cutting Positions | 6 |
| Cut Options | Rear Discharge, Mulching |
| Catcher Volume (L) | 45 |
| Catcher Type | Half Plastic With Polyester Bag |
| Handle Type | Soft Grip, Folding |
| Safety Features | Operator Presence Control, Accidental Start Prevention Key |
| Deck Material | Steel |
| Quick Clean Hose Connector | No |
| Number of Batteries | 1 |
| Battery Type | Lithium Ion |
| Voltage (v) | 1 x 40 |
| Charging Time (mins approx.) | 80 |
| Light Cut Run Time (mins) | 40 |
| Long/Damp Cut Run Time (mins) | 20 |
| Battery Lifespan (charges) | 1000+ |
| Rated Power (w) | 800 |
| Motor Type | Brushless |
| Gross Weight (kg) | 26 |
| Net Weight (kg) | 19.9 |
| Wheel Diameter (mm) | Front 152, Rear 178 |
| Fully Assembled Dimensions (H x W x L) (mm) | 1360 × 490 × 990 |
| Package Dimensions (H x W x L) (mm) | 460 x 520 x 720 |
| Fuel/Power Source | Cordless |
| Rear Roller? | No |
| Recommended For Lawns Up To | Small - Medium Up to 2000sq. ft |
| Product Type | Lawn Mower |
| Warranty (years) | 3 |
| Model EAN | 5056275759155 |
| In The Box | HYM40LI420SP Battery Powered Lawnmower 45L Hard Top Grass Collector 40v Rechargeable Lithium-Ion Battery Battery Charger 2x Safety Keys & User Manual |
Shipping Policy
The Shipping&Delivery Policy is part of our Terms and Conditions and should be read together with them:
powerandpedal.co.uk/pages/terms-and-conditions It applies to any order placed with Power&Pedal.
We offer various shipping methods. Some orders may ship directly from third-party
suppliers. You will be notified about the carrier and estimated time.
UK Shipping
Standard shipping within the UK is free on all orders.
Orders are usually delivered within 2–5 business days.
Couriers used may include DPD,Royal Mail,EVRi,UPS and DHL based on the item.
Tracking Notifications
You’ll receive an email with tracking information once your order is shipped.
Tracking updates may take up to 24 hours to reflect.
Missing or Damaged Deliveries
Contact us at sales@powerandpedal.co.uk if your item arrives damaged or goes missing.
Include your order number and a photo (if applicable) for a quick resolution.
Delays or Exceptions
Delays may occur due to high demand, customs, weather, or courier backlogs.
We will notify you if we expect any major delay with your order.
Return Policy
Thank you for your purchase. We hope you are happy with your order. However, if you are not completely satisfied, you may return it for a refund or exchange within 30 days of the purchase date. All items must be unused, in original condition, and include all tags/labels.
RETURN PROCESS
-
Request an RMA number: Email sales@powerandpedal.co.uk to initiate your return.
-
Pack securely: Use the original packaging and include the RMA number on the parcel.
REFUNDS
Refunds/exchanges are processed within 14 days of receiving your return. You’ll receive an email confirmation once completed.
EXCEPTIONS
Defective/damaged items? Contact us immediately for a replacement or refund.
ORDER CANCELLATION
Customers can cancel transactions at any time before Power&Pedal begins the shipping process. The shipping process typically begins within 30 minutes of placement of the order. If unable to cancel an order before shipping, customers can make returns in accordance with Power&Pedal return policy.
QUESTIONS?
Email sales@powerandpedal.co.uk or call +44 204 524 0655.
what’s included
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Specification
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Shipping & Delivery
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Top E-Bike And Generator Brands
Free U.K. Shipping
30-Day Returns
Expert Support Team
Get Started In 3 Simple Steps
The whole process is easy – no salespeople involved.
Step 1: Choose Your System
Pick your products at direct-to-you prices. Browse complete systems and see exactly what you'll pay.
Step 2: Place Your Order
Quick online checkout with free U.K. shipping.
Step 3: Power Up
Professional guidance for setup and connection. Our team helps you get the most from your power station.
The Build The Power Difference
Here’s why you’ll prefer us over other providers.
 |
OTHER PROVIDERS | |
|---|---|---|
 Straightforward Online Pricing |
 |
 |
 No Pushy Sales Tactics |
|
|
 Expert Technical Support |
|
|
 24/7 Digital Ordering |
|
|
 Clear Installation Steps |
|
|
 No Hidden Costs or Fees |
|
|
What Our Customers Say
Direct experiences from homeowners who took control of their energy costs.
Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur
- John S.
Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur
- John S.
Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur
- John S.
Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur
- John S.
Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas nulla pariatur
- John S.
Very happy with the product and price
This generator is so much quieter than I expected. Runs smoothly without disturbing the neighbours.
This aluminum cart is strong yet lightweight, making it easy to push around the course.
The aluminum frame is super sturdy yet lightweight. Perfect balance of strength and portability.
This lithium battery holds a charge for a long time. My scooter runs much farther now.
The 4-wheel design makes this trolley incredibly stable. No tipping at all.
Love the display—it gives me all the info I need about my solar charging.
Strong, reliable power source for my backyard tools and outdoor projects.
This portable power supply made my camping trip so much easier. Powered everything perfectly.
The kit is complete and very user-friendly. Love it.
This 20W solar kit works great for charging my 12V battery.
Solid iron frame, feels very durable, and gives me confidence it will last for years.
This lithium solar panel is efficient and works great with my power station.
Frequently Asked Questions
How is Power & Pedal different from other companies?
Unlike traditional companies, we've removed the complex network of salespeople, project managers, and dealer fees. You browse and buy directly through our digital platform, cutting costs by 20-50% while still getting expert support when you need it
How does your ordering process work?
Browse & Select – Find the product that suits your needs.Add to Cart – Click "Add to Cart" and proceed to checkout. Secure Payment – Complete your purchase using our secure payment options. Order Confirmation – You’ll receive an email confirmation with your order details. Shipping & Delivery – We process and ship your order as quickly as possible. A tracking number will be provided. If you have any questions, feel free to contact us!
Do you offer free shipping?
Yes! We offer free shipping on all orders, with no minimum purchase required. Enjoy hassle-free shopping without worrying about extra shipping costs. Once your order is processed, we’ll provide a tracking number so you can follow your shipment’s progress.
What's your return policy?
We offer a 30-day return policy for your peace of mind. If you're not completely satisfied with your purchase, you can return it within 30 days of delivery for a refund or exchange. The item must be in its original condition and packaging.
To start a return, contact our support team, and we’ll guide you through the process.
Can I get help with installation?
We do not offer installation services, but we’re happy to recommend trusted companies or services that can assist you. If you need help finding an installer, feel free to contact us, and we’ll point you in the right direction!
Top E-Bike And Generator Brands
Free U.K. Shipping
30-Day Returns
Expert Support Team
Also Recommended For You
Check out similar top-of-the-line products from premium manufacturers.
020 4524 0655
M-F 9-5
sales@powerandpedal.co.uk
Office 403, Screenworks 22 Highbury Grove, London, United Kingdom, N5 2ER