HSA 50 Cordless Hedge Trimmer 20"
SKU: Stihl | HC-4521 011 3573
- 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 Standard UK Delivery Over £50 +VAT
Easy Returns
STIHL Approved Dealer
As a STIHL Approved Dealer, we supply genuine UK-spec machines with full manufacturer warranty, professional preparation, and expert aftersales support.
Product information & specifications
STIHL HSA 50 Cordless Hedge Trimmer
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 50 cm 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.
Key Features:
- 50 cm 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 2.9 kg (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 Specifications:
| Specification | Details |
|---|---|
| Weight (Excl. Battery) | 2.9 kg |
| Battery System | STIHL AK System |
| Recommended Battery | AK 10, AK 20 or AK 30 |
| Run Time (with AK 10) | Up to 50 minutes |
| Run Time (with AK 20) | Up to 100 minutes |
| Blade Length | 50 cm |
| Tooth Spacing | 30 mm |
| Sound Pressure Level | 81 dB(A) |
Best For:
- Homeowners with medium-sized hedges and shrubs
- Precise, clean trimming in residential areas
- Eco-friendly hedge maintenance without petrol fumes
Recommended Accessories:
- 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.
Lightweight, powerful, and easy to use, the STIHL HSA 50 Cordless Hedge Trimmer is the ideal choice for homeowners who want professional hedge care with cordless convenience.
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
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 50 cm 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.
Key Features:
- 50 cm 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 2.9 kg (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 Specifications:
| Specification | Details |
|---|---|
| Weight (Excl. Battery) | 2.9 kg |
| Battery System | STIHL AK System |
| Recommended Battery | AK 10, AK 20 or AK 30 |
| Run Time (with AK 10) | Up to 50 minutes |
| Run Time (with AK 20) | Up to 100 minutes |
| Blade Length | 50 cm |
| Tooth Spacing | 30 mm |
| Sound Pressure Level | 81 dB(A) |
Best For:
- Homeowners with medium-sized hedges and shrubs
- Precise, clean trimming in residential areas
- Eco-friendly hedge maintenance without petrol fumes
Recommended Accessories:
- 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.
Lightweight, powerful, and easy to use, the STIHL HSA 50 Cordless Hedge Trimmer is the ideal choice for homeowners who want professional hedge care with cordless convenience.
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 Standard Delivery from - £3.60
Estimated delivery 2-4 days
Free Delivery available for orders above £75+ VAT
Estimated delivery 2-4 days
Next Day Delivery - £7.99
Estimated delivery 1 day when ordered before 3PM Monday - Friday
International Delivery Europe from - £10.00
Estimated delivery 2-7 days
International Delivery Rest of the World from - £12.00
Estimated delivery 2-11 days
Returns
30-Day Return Policy
For more information on shipping options, visit our shipping page here.
UK Standard Delivery from - £3.60
Estimated delivery 2-4 days
Free Delivery available for orders above £75+ VAT
Estimated delivery 2-4 days
Next Day Delivery - £7.99
Estimated delivery 1 day when ordered before 3PM Monday - Friday
International Delivery Europe from - £10.00
Estimated delivery 2-7 days
International Delivery Rest of the World from - £12.00
Estimated delivery 2-11 days
Returns
30-Day Return Policy
For more information on shipping options, visit our shipping page here.

