Your Husqvarna Automower 550 EPOS is a precision machine that keeps your lawn immaculate without any effort on your part. But even the best robotic mower needs the right support system to maintain flawless performance. Whether you are replacing a worn charging cable, upgrading to a more durable power supply, or adding a protective house to shield your investment from the elements, having the right accessories makes all the difference. In this guide, we review the top-rated parts and add-ons that pair perfectly with your 550 EPOS, so you can keep mowing with confidence.
We understand that not every owner is looking for the same solution. Some of you need a reliable replacement charger for a secondary unit, while others want a heavy duty extension cable for a larger yard. That is why we have carefully selected eight products that cover every need, from entry-level power supplies to premium robotic mowers. Let us walk you through what to look for and which products we recommend for 2026.
Pros
- Affordable alternative to expensive OEM replacements
- Exact electrical match for compatible Husqvarna Automower models
- Compact and lightweight power supply saves space
- Broad compatibility with multiple brother brands and older models
- Brand-new construction ensures reliable power delivery
Cons
- Not compatible with 150W charging systems or older models like 320, 330X, 420, 430X, etc.
- Third-party product may have limited customer reviews for verification
- No included plug adapters for countries with different outlet shapes
The T POWER 28V Charger is a dedicated replacement power supply for select Husqvarna Automower robotic lawn mowers. It is designed for models such as the Automower 105, 115H, 310, 315, 315X, and 415X EPOS, as well as EPOS Reference Stations. This charger is an excellent option for owners who need a backup or replacement for their original adapter without paying OEM prices.
Standout features include its 28V DC 2A output which matches the original specifications of compatible mowers, ensuring safe and efficient charging. The wide input voltage range (100V to 240V) allows use in various countries, though a plug adapter may be needed for non standard outlets. The compact size (4x4x2 inches) and light weight (0.25 pounds) make it easy to place in your garage or workshop.
Build quality is solid for a third party product. T POWER uses brand new components, and the charger feels durable enough for everyday use. The connectors fit securely into the mower's charging port, and the included cable length is adequate for typical setups. However, it is important to confirm your mower model is on the compatibility list before purchase.
A potential drawback is limited compatibility: this charger is not for 150W systems or older Husqvarna models like the 320, 330X, 420, 430X, 450X, and similar. Additionally, as a newer product with few reviews, some buyers may prefer a more established brand. The lack of a universal plug adapter could also be an inconvenience for international users.
Overall, the T POWER 28V Charger is a cost effective and reliable replacement for owners of compatible Husqvarna Automower models. It delivers the correct voltage and amperage, fits like the original, and saves money. If you have one of the supported mowers, this adapter is a smart buy.
Pros
- No boundary wires needed, simplifying installation and lawn changes.
- Centimeter-accurate GPS and radar improve navigation and obstacle detection.
- Adjustable cut height from 1 to 4 inches fits diverse grass types and seasons.
- App offers full control, including mowing patterns and scheduling updates.
- Anti-theft alarm and GPS tracking provide security for a high-ticket item.
Cons
- Higher price point may be a barrier for budget-conscious buyers.
- Requires good satellite coverage; heavily shaded or narrow areas might challenge GPS performance.
- Some users may miss a manual operation mode for quick trimming or touch-ups.
The Husqvarna Automower iQ Series 420 iQ is the latest robotic mower from the world leader in robotic lawn care. Designed specifically for American lawns, it combines GPS technology, radar sensors, and a wire-free setup to deliver reliable mowing for properties up to one acre. This unit is perfect for homeowners who want a truly automatic mowing experience and are willing to invest in premium features.
Standout features include Husqvarna's Exact Positioning Operating System (EPOS) for centimeter-accurate location tracking and an onboard radar that helps the mower avoid obstacles like trees, flower beds, and yard furniture. The wire-free installation is a game-changer: using the smartphone app, you drive the mower around your lawn to create a virtual map with mowing areas and stay-out zones. No more burying perimeter wires or rearranging them when you change your garden design.
The 420 iQ handles slopes of up to 45% and offers the widest adjustable cut height range in its class (1 to 4 inches). Larger wheels and a durable bumper allow it to cross paths, driveways, and uneven surfaces with ease. After mowing, the body is hose-washable for simple cleanup. App control lets you change cut height, adjust the schedule, and switch between random, striped, and checkerboard mowing patterns. You can also download firmware updates to keep the mower current.
One drawback is the price tag, which places the 420 iQ at the higher end of the residential robotic mower market. Additionally, GPS performance can be less reliable under dense tree cover or in narrow passages. There is no manual driving mode for spot mowing; for touch-ups, you would need a separate trimmer. However, the anti-theft alarm and GPS tracking add security, and the 4-year warranty provides long-term peace of mind.
Overall, the Husqvarna Automower 420 iQ delivers a top-tier, wire-free robotic mowing experience for those with medium to large lawns. Its precision navigation, adjustable cutting height, and versatile app control make it a powerful tool for maintaining a pristine lawn with minimal effort. If you value convenience and advanced features over cost, this mower is an excellent choice.
Product: Husqvarna Automower iQ Series 420 iQ
Color: Gray
Dimensions: 29.6 x 21.4 x 11.1 inches
Weight: 60 Pounds
Mowing Capacity: Up to 1 acre
Slope Handling: Up to 45%
Cut Height Range: 1 to 4 inches (adjustable)
Navigation: GPS (EPOS) + Onboard Radar
Installation: Wire-free (app-based mapping)
Warranty: 4 years
Included: 1 year of free replacement blades
Pros
- Exact fit for listed Husqvarna Automower models requiring 150W chargers
- High power output ensures efficient and quick charging cycles
- Replaces many OEM part numbers, simplifying replacement
- Brand new construction with compact design for easy installation
- Detailed compatibility list helps avoid purchasing the wrong charger
Cons
- Not compatible with standard 28V non-150W chargers used by older models like 105 and 310
- No user reviews yet to confirm real-world reliability
- Limited to specific Husqvarna models; verify compatibility before purchase
This T POWER 150W 28V charger is a replacement power supply designed specifically for Husqvarna Automower models that require a 150W charging station. It is intended for owners of compatible robotic mowers such as the 320, 330X, 420, 430X, 450X, 520, 550 series and more, providing a direct upgrade path for worn-out or lost chargers.
The charger delivers a consistent 28V-29V DC output at 150 watts, ensuring efficient and reliable charging for your robotic lawn mower. It is compatible with a wide range of Husqvarna and affiliated brands, and replaces multiple OEM part numbers, making it a versatile and cost-effective replacement option.
Design and build quality are solid, with brand-new components housed in a compact black casing measuring 4.5 x 2 x 1.25 inches. The universal input voltage range (100-240V) allows for use in various regions, and the included compatibility list helps users confirm fitment before purchase.
A key limitation is that this charger only works with 150W charging systems and is not compatible with standard 28V chargers used by older models like the 105, 115H, 310, etc. Additionally, there are no customer reviews yet, so real-world performance and longevity are unverified.
For owners of the listed Husqvarna Automower models needing a reliable 150W power supply, this T POWER charger offers a cost-effective replacement with broad compatibility. However, ensure your mower uses a 150W station before purchasing to avoid compatibility issues.
This charger is compatible with the following Husqvarna Automower models: 320, 330X (2013-2015), 420, 430X (2016 and newer), 430XH, 435X AWD, 450X, 450XH, 450X EPOS, 450XH EPOS, 520, 520 EPOS, 520H, 520H EPOS, 535 AWD, 550, 550H, 550 EPOS, 550H EPOS. It also works with affiliated brands using the same 150W power supply: AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Sears, Weed Eater.
Replacement part numbers include: 547307004, 547 30 70-04, 599662604, 599 66 26-04, 586812204, 590442504, 599662704, 586755204, 590442404, 590941504. Adapter models: ADP-120FR BA, ADP-200MRAA, 5376390-01.
Important: This charger is NOT compatible with standard 28V non-150W chargers used by models such as Automower 105, 115H, 310, 315, 315X, 415X. Verify your mower's charging station wattage before purchase.
Pros
- No installation wires or perimeter cables required, saving time and effort.
- CM-accurate GPS and radar deliver reliable mowing even on complex lawns with obstacles.
- App control offers flexible scheduling, cut height adjustments, and software updates from anywhere.
- Handles steep slopes up to 45% and up to 2 acres, covering large properties effectively.
- Anti-theft alarm and GPS tracking plus a 4-year warranty provide long-term peace of mind.
Cons
- High upfront cost compared to traditional robotic mowers, though it includes one year of free blades.
- Requires a stable Wi-Fi connection and smartphone for initial setup and mapping.
- No rain sensor mentioned, so may need to monitor weather manually or rely on app-based scheduling.
The Husqvarna Automower iQ Series 440 iQ is a premium robotic lawn mower designed for homeowners who want a truly hands-off mowing experience. Unlike many competitors, it does not require any perimeter wires or buried cables, thanks to its Exact Positioning Operating System (EPOS) that uses centimeter-accurate GPS data. This makes it ideal for properties with complex layouts, multiple zones, or steep slopes up to 45% and up to 2 acres of mowing capacity.
Standout features include onboard radar for obstacle avoidance, a wide 1-4 inch cut height range, and the ability to create virtual maps and stay-out zones via the Husqvarna Connect app. You can also change mowing patterns, adjust schedules, and receive software updates remotely. The mower's larger wheels and durable bumper allow it to cross paths and driveways effortlessly, and the hose-washable design simplifies maintenance.
Build quality is robust at 61 pounds, and the anti-theft alarm with GPS tracking adds security. The included one year of free blades and a 4-year warranty further enhance value. However, the initial price is high, and the setup requires a stable Wi-Fi connection and some time to guide the mower around the lawn for mapping.
Potential drawbacks include the lack of a built-in rain sensor, though you can adjust schedules manually. Also, with zero customer reviews at launch, real-world performance data is limited, but Husqvarna's reputation as the #1 selling robotic mower brand inspires confidence.
Overall, the Husqvarna Automower iQ Series 440 iQ is an excellent choice for tech-savvy homeowners with large, sloped lawns who want a wire-free, precise, and low-maintenance mowing solution. Its advanced GPS and radar technology justify the premium price for those seeking the best in robotic lawn care.
Pros
- Provides essential protection from sun and rain.
- Keypad remains accessible due to foldable top.
- Designed specifically for IQ series models, ensuring proper fit.
- Lightweight and easy to move.
- Durable build quality from trusted brand Husqvarna.
Cons
- Compatible only with IQ series, not other Automower models.
- No included mounting hardware or base; requires flat surface.
- Limited color option (gray only).
The Husqvarna Automower House is a protective shelter designed specifically for IQ series robotic mowers. It is ideal for owners of the 410iQ, 420iQ, 440iQ, and 435iQ AWD models who want to extend the life of their mower by shielding it from harsh weather.
Its standout feature is the foldable top that allows you to access the mower's keypad without removing the entire cover. This practical design means you can check settings or schedule changes quickly even during rain or intense sun exposure.
Build quality is solid with a gray finish that blends into most lawns. The house is lightweight at 14.8 pounds yet durable enough to withstand outdoor conditions. Dimensions of 42 by 31.6 by 18 inches provide ample room for the mower while remaining compact.
One limitation is compatibility; this house only works with IQ series models. Also, there is no base or mounting hardware included, so you will need to place it on a flat, stable surface. The single color option may not suit all preferences.
Overall, the Husqvarna Automower House offers practical protection and convenient access for IQ mower owners. If you have a compatible model, this cover is a worthwhile investment to keep your mower performing and looking like new.
Pros
- No boundary wires to bury or trip over, thanks to EPOS satellite guidance
- Covers large areas efficiently up to 1.25 acres with consistent mowing schedule
- Steep slope performance up to 45% outperforms many cordless robotic mowers
- Pivoting blades adapt to grass density for a fine clippings mulch
Cons
- High initial cost may be prohibitive for smaller lawns or budget-conscious buyers
- Heavy at 60 pounds could make occasional manual handling laborious
- EPOS system requires a clear view of the sky for satellite signal; heavy tree cover might affect precision
The Husqvarna 520H EPOS Automower is a high-end robotic lawn mower designed for homeowners with medium to large lawns up to 1.25 acres. Its standout feature is the EPOS satellite navigation system that eliminates the need for perimeter wires, offering a truly wire-free mowing experience. This makes it ideal for those who want to change their lawn layout or avoid the hassle of burying cables.
Performance-wise, the 520H handles slopes up to 45% with ease, thanks to its powerful drive motors and smart traction. Three pivoting razor blades deliver a fine, even cut adjustable from 0.8 to 2.4 inches. The mower automatically returns to its included charging station when the battery runs low, allowing it to mow in a systematic pattern without human input. It covers up to 1.25 acres per day in optimal conditions.
Build quality is typical of Husqvarna's professional-grade equipment: a rugged orange body, robust wheels, and a weight of 60 pounds that gives it stability on slopes. The EPOS reference station is included, but it requires a clear view of the sky for satellite reception. The mower is also Garage-certified and can be controlled via a smartphone app for scheduling and geofencing.
Potential drawbacks include the premium price tag, which may not suit every budget. Additionally, the 60-pound weight can make it difficult to lift over obstacles or carry to storage. In heavy tree cover, the EPOS satellite signal may be disrupted, leading to occasional navigation errors. Some users might also need time to understand the reference station setup.
Overall, the Husqvarna 520H EPOS Automower is a excellent choice for homeowners with a sized lawn who prioritize convenience and want to avoid wire installation. Its slope performance and cut quality are top-notch, though the investment and weight require consideration. If you have a challenging terrain and prefer a wire-free solution, this mower is hard to beat.
What to Consider When Choosing Accessories for Your Husqvarna 550 EPOS
Compatibility with Your Automower Model
Not all charging cables or power supplies work with every Husqvarna model. The 550 EPOS requires a 150W, 28V–29V output charger. Using a standard 28V charger will not provide enough power. Always double-check the part numbers and model compatibility before buying. The 150W 28V Charger for Husqvarna Automower 320 330X is a solid match for the 550 EPOS, while the 28V Charger for Husqvarna Automower 105 115H 310 is designed for older or smaller models only.
Durability and Weather Resistance
Accessories that live outdoors need to withstand rain, sun, and temperature swings. Look for low-voltage cables with double insulation, UV resistance, and cold tolerance down to -25°C. Timbera cables are made in Europe and come with a lifetime warranty, which shows their commitment to quality. If you live in a region with harsh winters or scorching summers, this is a must.
Ease of Installation
No one wants to spend hours fiddling with wiring. Most replacement cables plug directly into your charging station and transformer, making them easy to swap. For the wire-free EPOS systems like the 550, the charging station itself connects with minimal fuss. If you are looking for an all-in-one solution, the Husqvarna Automower iQ Series 420 iQ comes with a built-in EPOS system and requires no boundary wire at all.
Additional Protection for Your Investment
Your mower is an expensive piece of equipment. Adding an Automower House shields it from UV rays and rain, extending its lifespan. The Husqvarna Automower House for IQ Automowers is designed specifically for the 420 iQ, 440 iQ, and 435 iQ AWD models, but similar options are available for the EPOS series. If you are looking for other ways to protect your lawn care investment, check out our guide on best Husqvarna 450XH EPOS accessories.
Final Thoughts
Choosing the right accessories for your Husqvarna Automower 550 EPOS ensures your mower runs reliably year after year. For a direct replacement power supply that matches exactly, we recommend the 150W 28V Charger for Husqvarna Automower 320 330X. If you need a longer cable for a larger lawn, go with the Timbera 10m / 33ft Durable Low Voltage Charging cable, which offers exceptional durability and a lifetime warranty.
Related Guides
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- Best Husqvarna Stainless Steel Automower Blades for
- Best Replacement Blades for Husqvarna Automower
Frequently Asked Questions
Can I use a standard 28V charger on my Husqvarna 550 EPOS?
No. The 550 EPOS requires a 150W, 28V–29V power supply. Using a standard 28V charger will not provide enough power and may damage the mower. Always check the output rating before purchasing.
How long does the Timbera low-voltage charging cable last outdoors?
Timbera cables are rated for permanent outdoor use, with UV and cold resistance down to -25°C. The double insulation and HAR-certified copper wire make them highly durable. With proper installation, the cable should last many years.
Do I need a boundary wire for the Husqvarna 550 EPOS?
No. The 550 EPOS uses Husqvarna’s Exact Positioning Operating System (EPOS), which relies on satellite signals for centimeter-accurate navigation. This eliminates the need for a perimeter wire, making installation much simpler.
Is the Automower House worth buying for the EPOS models?
Yes. The Automower House protects your mower from rain, sun, and debris, which can extend its lifespan and keep it looking new. It is designed to work with IQ series models like the 420 iQ and 440 iQ, so check compatibility. For similar protection options, see our accessories category.
