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HSA 50 Cordless Hedge Trimmer 20"
SKU: Stihl | HC-4521 011 3573
Key Features
- 50cm double-sided blade with 30mm tooth spacing
- Part of the STIHL AK System (AK 10/20/30 compatible)
- Lightweight at 2.9kg excluding battery
- STIHL cashback available (up to £30) on this purchase
STIHL Approved Dealer
As a STIHL Approved Dealer, we supply genuine UK-spec machines with full manufacturer warranty, professional preparation, and expert aftersales support.
- Regular price
- £179.25 Ex VAT
- £215.10 Inc VAT
- RRP: £195.00 Ex VAT
- Sale price
- £179.25 £179.25 Ex VAT
- Regular price
-
- £215.10 £215.10 Inc VAT
Free Delivery Over £75 *
Worldwide Shipping from the UK
Trusted UK Arborist Retailer
30-Day Easy Returns
Product information & specifications
STIHL HSA 50 Cordless Hedge Trimmer 20"
STIHL Cashback Available
Save with official STIHL cashback on this product
This product qualifies for official STIHL cashback. Cashback value depends on whether you buy the tool only or with an AK battery and AL charger.
| Purchase Type | Cashback Amount |
|---|---|
| Tool Only | £20 |
| Tool + AK Battery & AL Charger | £30 |
Cashback must be claimed within 30 days of purchase.
The STIHL HSA 50 Cordless Hedge Trimmer is a powerful yet lightweight garden tool from the STIHL AK System, perfect for trimming medium-sized hedges, shrubs and bushes. With its 50cm double-sided cutting blade, ergonomic design and cordless freedom, it delivers professional results while remaining quiet and emission-free — ideal for use in residential areas.
Available as a tool-only purchase or as a set with an AK 10 battery and AL 101 charger, it's in stock at Gustharts as an authorised STIHL dealer, with free UK delivery on this order.
Key Features & Benefits
- 50cm double-sided cutting blade — efficient trimming of medium hedges and thicker branches
- Cordless convenience — part of the STIHL AK Battery System, offering quiet, emission-free operation
- Lightweight design — weighing only 2.9kg (excluding battery) for comfortable handling
- Ergonomic controls — well-balanced with intuitive controls for ease of use
- High cutting performance — optimised blade geometry ensures clean and precise cuts
- Quiet operation — perfect for use in noise-sensitive areas such as residential neighbourhoods
Technical Details
Why Choose the STIHL HSA 50?
STIHL is the world's best-selling outdoor power tool brand, and the HSA 50's 50cm blade sits between the compact HSA 30/40 (both 18"-20" on the lighter AS System) and the professional HSA 100 (24" on the AP System) — a genuine mid-range choice for homeowners with medium-sized hedges who've outgrown an entry-level trimmer but don't need professional-grade power.
Best For
- Homeowners with medium-sized hedges and shrubs
- Precise, clean trimming in residential areas
- Eco-friendly hedge maintenance without petrol fumes
Pairs Well With
- STIHL AK 10 Battery — compact and lightweight, great for shorter jobs
- STIHL AK 20 Battery — balanced runtime and power for regular trimming
- STIHL AK 30 Battery — longest runtime for extended hedge trimming sessions
- STIHL AL 101 Charger — compatible with all STIHL AK System batteries
- Protective Safety Glasses — essential for eye protection while trimming
- Protective Gloves — comfortable grip and safety during use
Care & Maintenance
- Clean and oil the blades after use to maintain sharpness
- Store the trimmer and battery in a dry, frost-free environment
- Inspect blades regularly and replace if worn or damaged
Also Known As
Also searched for as: STIHL HSA50, STIHL 50cm hedge trimmer, STIHL AK System hedge trimmer, STIHL medium hedge trimmer.
FAQs
Does this include a battery and charger?
Only if you choose the set option, which includes an AK 10 battery and AL 101 charger. The tool-only option doesn't include a battery or charger.
How does this compare to the HSA 30 and HSA 40?
The HSA 50 uses the AK System with a 50cm blade, sitting above the lighter AS System HSA 30 (18") and HSA 40 (20") for slightly larger hedges and more runtime flexibility.
Which battery gives the longest runtime?
The AK 30 offers the longest runtime of the three recommended batteries, followed by the AK 20 and then the AK 10.
Is this suitable for noise-sensitive areas?
Yes, at 81 dB(A) it's designed for quiet operation suited to residential neighbourhoods.
How much does the trimmer weigh?
2.9kg excluding the battery.
Helpful Links
If you're choosing the right setup for this product, explore the related categories, batteries, chargers and cordless tool ranges below.
Shop Related Categories
Complete Your Setup
Helpful Guides
Specifications
| Sound pressure level dB | 81 |
|---|---|
| Sound power level dB | 89 |
| Tooth Spacing (mm) | 30 |
| Stroke Rate (rpm) | 2800 |
| Bar length (cm/inches) | 50/20 |
| AK20 Battery (Run time up to..... mins) | 100 |
| AK30 Battery (Run time up to..... mins) | 130 |
| Total Length (cm) | 101 |
| Weight (kg) | 2.9 |
| AK10 Battery (Run time up to..... mins) | 50 |
STIHL HSA 50 Cordless Hedge Trimmer 20"
STIHL Cashback Available
Save with official STIHL cashback on this product
This product qualifies for official STIHL cashback. Cashback value depends on whether you buy the tool only or with an AK battery and AL charger.
| Purchase Type | Cashback Amount |
|---|---|
| Tool Only | £20 |
| Tool + AK Battery & AL Charger | £30 |
Cashback must be claimed within 30 days of purchase.
The STIHL HSA 50 Cordless Hedge Trimmer is a powerful yet lightweight garden tool from the STIHL AK System, perfect for trimming medium-sized hedges, shrubs and bushes. With its 50cm double-sided cutting blade, ergonomic design and cordless freedom, it delivers professional results while remaining quiet and emission-free — ideal for use in residential areas.
Available as a tool-only purchase or as a set with an AK 10 battery and AL 101 charger, it's in stock at Gustharts as an authorised STIHL dealer, with free UK delivery on this order.
Key Features & Benefits
- 50cm double-sided cutting blade — efficient trimming of medium hedges and thicker branches
- Cordless convenience — part of the STIHL AK Battery System, offering quiet, emission-free operation
- Lightweight design — weighing only 2.9kg (excluding battery) for comfortable handling
- Ergonomic controls — well-balanced with intuitive controls for ease of use
- High cutting performance — optimised blade geometry ensures clean and precise cuts
- Quiet operation — perfect for use in noise-sensitive areas such as residential neighbourhoods
Technical Details
Why Choose the STIHL HSA 50?
STIHL is the world's best-selling outdoor power tool brand, and the HSA 50's 50cm blade sits between the compact HSA 30/40 (both 18"-20" on the lighter AS System) and the professional HSA 100 (24" on the AP System) — a genuine mid-range choice for homeowners with medium-sized hedges who've outgrown an entry-level trimmer but don't need professional-grade power.
Best For
- Homeowners with medium-sized hedges and shrubs
- Precise, clean trimming in residential areas
- Eco-friendly hedge maintenance without petrol fumes
Pairs Well With
- STIHL AK 10 Battery — compact and lightweight, great for shorter jobs
- STIHL AK 20 Battery — balanced runtime and power for regular trimming
- STIHL AK 30 Battery — longest runtime for extended hedge trimming sessions
- STIHL AL 101 Charger — compatible with all STIHL AK System batteries
- Protective Safety Glasses — essential for eye protection while trimming
- Protective Gloves — comfortable grip and safety during use
Care & Maintenance
- Clean and oil the blades after use to maintain sharpness
- Store the trimmer and battery in a dry, frost-free environment
- Inspect blades regularly and replace if worn or damaged
Also Known As
Also searched for as: STIHL HSA50, STIHL 50cm hedge trimmer, STIHL AK System hedge trimmer, STIHL medium hedge trimmer.
FAQs
Does this include a battery and charger?
Only if you choose the set option, which includes an AK 10 battery and AL 101 charger. The tool-only option doesn't include a battery or charger.
How does this compare to the HSA 30 and HSA 40?
The HSA 50 uses the AK System with a 50cm blade, sitting above the lighter AS System HSA 30 (18") and HSA 40 (20") for slightly larger hedges and more runtime flexibility.
Which battery gives the longest runtime?
The AK 30 offers the longest runtime of the three recommended batteries, followed by the AK 20 and then the AK 10.
Is this suitable for noise-sensitive areas?
Yes, at 81 dB(A) it's designed for quiet operation suited to residential neighbourhoods.
How much does the trimmer weigh?
2.9kg excluding the battery.
Helpful Links
If you're choosing the right setup for this product, explore the related categories, batteries, chargers and cordless tool ranges below.
Shop Related Categories
Complete Your Setup
Helpful Guides
Specifications
| Sound pressure level dB | 81 |
|---|---|
| Sound power level dB | 89 |
| Tooth Spacing (mm) | 30 |
| Stroke Rate (rpm) | 2800 |
| Bar length (cm/inches) | 50/20 |
| AK20 Battery (Run time up to..... mins) | 100 |
| AK30 Battery (Run time up to..... mins) | 130 |
| Total Length (cm) | 101 |
| Weight (kg) | 2.9 |
| AK10 Battery (Run time up to..... mins) | 50 |
STIHL Warranty
STIHL offer a 1 year professional warranty or 2 year domestic warranty with all of their machines.
The following exceptions apply:
- AK System, AS System and AI Line cordless products aren't covered under warranty when used by professionals
- AP System machines, batteries and chargers - 2 year professional warranty
- Pressure washers - 2 year professional warranty or 3 year domestic warranty
- Mowers, tillers, shredders, scarifiers & iMOW machines - See STIHL's website here
Extend your Stihl warranty by an additional year when purchasing a STIHL Smart Connector with selected machinery from the petrol and cordless range. Extends your petrol warranty from 1 to 2 years AND 2 to 3 years on select cordless tools.
STIHL offer a 1 year professional warranty or 2 year domestic warranty with all of their machines.
The following exceptions apply:
- AK System, AS System and AI Line cordless products aren't covered under warranty when used by professionals
- AP System machines, batteries and chargers - 2 year professional warranty
- Pressure washers - 2 year professional warranty or 3 year domestic warranty
- Mowers, tillers, shredders, scarifiers & iMOW machines - See STIHL's website here
Extend your Stihl warranty by an additional year when purchasing a STIHL Smart Connector with selected machinery from the petrol and cordless range. Extends your petrol warranty from 1 to 2 years AND 2 to 3 years on select cordless tools.
Delivery & Returns
UK Delivery
Fast, reliable delivery from our UK warehouse.
- Free UK delivery on eligible orders over £75 +VAT. Long, heavy or oversized items may incur an additional delivery charge, shown at checkout.
- UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days - Next Working Day Delivery – £6.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00 - Estimated delivery: 2–7 working days
- Rest of the World from £12.00- Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.
UK Delivery
Fast, reliable delivery from our UK warehouse.
- Free UK delivery on eligible orders over £75 +VAT. Long, heavy or oversized items may incur an additional delivery charge, shown at checkout.
- UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days - Next Working Day Delivery – £6.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00 - Estimated delivery: 2–7 working days
- Rest of the World from £12.00- Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.
