Read the information document regarding the minimum two-year legal warranty provided in the European Union.
CASTELLARI - RY04B Dual Fast Charger | 220V | 4.0Ah | 2 Simultaneous Batteries | RY01B RY02B
CASTELLARI - RY04B Dual Fast Charger | 220V | 4.0Ah | 2 Simultaneous Batteries | RY01B RY02B is backordered and will ship as soon as it is back in stock.
Description
Description
CASTELLARI Dual Fast Charger RY04B — 220V, 4.0Ah, simultaneous charging of 2 18V batteries
The Castellari RY04B charger is the essential accessory for professionals who intensively use Castellari battery-powered tools. Designed to charge two 18V lithium batteries simultaneously from the Castellari range (RY01B and RY02B), it drastically reduces machine downtime thanks to the 4.0Ah output and smart charging technology. The individual LED indicators for each slot show the charge status in real time, ensuring immediate control and safe, controlled charging.
- Simultaneous charging of 2 18V batteries — maximum productivity without interruptions
- 220V AC power supply — compatible with standard outlets
- 4.0Ah output — fast and stable charging
- Compatible with RY01B (5.2Ah) — charges in approximately 1.5 hours
- Compatible with RY02B (7.8Ah) — charges in approximately 2 hours
- Status LED for each slot — red (charging) / green (charge complete)
- SKU: RY04B | EAN: 8059554410454 | Weight: approximately 0.6 kg
Main features
- Dual simultaneous charging slot — both batteries charge in parallel, halving the waiting time compared to a single charger. Ideal for those who work with two electric shears or alternate tools during the day.
- Smart charging technology — the control circuit constantly monitors the status of each battery, adapting the charging current to protect the lithium cells from overcharging, overheating, and over-discharging.
- Individual LED indicators per slot — each position has its own LED: red during charging, green when fully charged. Immediate status check without having to remove the batteries.
- Compatibility with the Castellari 18V range — specifically designed for RY01B (5.2Ah) and RY02B (7.8Ah) batteries, used in Castellari 18V and 36V (dual battery) electric shears and gardening tools.
- Compact and durable design — robust structure suitable for professional field use, with a low weight (approximately 0.6 kg) for easy transport.
- Standard 220V AC power supply — compatible with any European domestic or professional electrical outlet.
Technical data
| Product code (SKU) | RY04B |
| EAN | 8059554410454 |
| Type | Dual fast charger |
| Power supply | 220V AC |
| Output | 4.0 Ah |
| Charging slots | 2 (simultaneous charging) |
| Compatible batteries | RY01B (5.2Ah) and RY02B (7.8Ah) – 18V Castellari |
| RY01B charging time | Approximately 1.5 hours |
| RY02B charging time | Approximately 2 hours |
| LED indicators | Yes, individual per slot (red = charging, green = complete) |
| Weight | Approximately 0.6 kg |
| Recommended use | Castellari 18V and 36V (dual battery) tools |
| Country of origin | Italy |
Typical applications
- Intensive professional use — gardeners, vineyard workers, and green space maintenance professionals who use Castellari electric shears for full days of work.
- Vineyards and olive groves — fast charging in the field during breaks, so pruning work is never interrupted.
- 36V dual-battery tools — compatible with Castellari models that use two 18V batteries in series to achieve 36V.
- Replacement or upgrade — replacement of a single charger for those who have added a second battery to their kit.
Frequently Asked Questions (FAQ)
Q: Can I charge two different batteries at the same time (RY01B and RY02B)?
A: Yes, the two slots are independent and manage charging autonomously. It is possible to charge an RY01B and an RY02B simultaneously without any problems.
Q: How do I know when the battery is charged?
A: Each slot has a dedicated LED: red during charging, green when the charge is complete. It is not necessary to remove the battery to check the status.
Q: Is it compatible with RYNO 45 shear batteries?
A: Yes, RYNO 45 shears use 14.4V batteries. Check compatibility with the specific battery model provided. The RY04B is designed for RY01B and RY02B 18V batteries from the Castellari range.
Q: Can I use it in a van or with a generator?
A: Yes, the charger works with any stable 220V AC power supply, including portable generators with a 220V output.
CASTELLARI - Dual Fast Charger RY04B | 220V | 4.0Ah | 2 Simultaneous Batteries | RY01B RY02B
CASTELLARI: Italian professional equipment for pruning and green space care.
Security Information
Security Information
Data about the Person Responsible for the Product: CASTELLARI SRL Via Lasie 15/a, 40026 Imola (BO)
Contact Person Responsible for the Product: Tel. +39 0542 43659
Product Safety Document:
Warranty
Warranty
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At BricoHome, we are committed to offering you high-quality products, aware that your peace of mind goes beyond a simple transaction. To ensure your complete satisfaction, we have implemented a robust warranty policy, demonstrating our commitment to quality and reliability.
In this section you will find information about our product warranty. We want you to be well-informed and confident in your choice, so we invite you to carefully read the warranty information. Our goal is to ensure you have a worry-free shopping experience, with the certainty that, if necessary, we are here to support you at all times.
Please contact us for any warranty request:
- Call us at 376 0343302
- Write to us at info@bricohomeferramenta.it
- Complete the contact form
Please specify: first and last name, order ID, brand, product, and issue. We will look for the fastest solution for you and contact the brands as necessary.
PRODUCT WARRANTY (STANDARD)
The warranty period is 12 months from the product purchase date for consumers who have an invoice. It is 24 months for those who have a receipt or other proof of purchase.
PRODUCT WARRANTY WITH SEAL
For sealed products (e.g., insecticide), the warranty does not apply once opened. However, if the seal remains intact, you are entitled to a free return within 30 days.
Shipments
Shipments
Shipping Details
Shipments are made via the following couriers

When ordering, you can enter your shipping preferences in the notes section, choosing the desired courier.
Shipping Costs:
- Italy area (except Sardinia)
- Standard shipping (€6.90), FREE for orders over €99
- Priority shipping (€9.90), reduced cost to (€3.90) for orders over €99
- Italy area (Sardinia only)
- Standard shipping (€10.90), FREE for orders over €99
- Eurozone 1 (Austria, Belgium, Croatia, Czechia, Denmark, France, Hungary, Luxembourg, Netherlands, Poland, Slovenia, Spain, Germany)
- Standard shipping (€19.99)
- Eurozone 2 (Romania)
- Standard shipping (€24.95)
Shipping times:
- 24/48 WORKING HOURS FOR NORTHERN AND CENTRAL ITALY;
- 48/72 HOURS FOR SARDINIA AND MINOR ISLANDS;
- 24 WORKING HOURS FOR SOUTHERN ITALY INCLUDING SICILY;
Returns are always guaranteed and FREE, within 30 days of purchase.
Free returns
Free returns
In any case, the consumer buyer has the right to withdraw from the contract without penalty and without specifying the reason within 30 days of receiving the purchased goods . If the withdrawal occurs within this period, we will arrange for the collection of the goods by courier at our expense , without the customer having to take any action. The customer must provide us with a date and time slot of at least 3-4 business hours , so we can schedule the collection at a convenient time.
- Refunds (if applicable)
Once we receive your return, we will carry out all necessary checks, verifying various aspects: such as the presence of the original box, the presence of any accessories or parts included, any damage not present in the original new product, etc. If your request is approved, the refund will be processed and a credit will automatically be applied to your card or original payment method. within 5 working days.
- Changes (if applicable)
We only replace items if they are defective or damaged.
In the event that the Consumer decides to exercise the right of withdrawal within the timeframes indicated above, you must notify the seller of this By email to info@bricohomeferramenta.it, or by completing the easy return form by clicking here.
If your return request exceeds 30 days, please provide as many details as possible so we can better assess the situation. Please note that in this case, the customer will be responsible for the return shipping costs.
Tax Deductions
Tax Deductions
A guide to purchasing with tax deductions and reduced VAT on Bricohome
If you're purchasing products for renovations, home improvements, or for specific needs, you may be eligible for significant tax breaks. Find out how to access these benefits and make your purchases even more affordable.
Who is entitled to it?
Tax breaks and reduced VAT are reserved for:
- Private citizens carrying out building renovation or energy efficiency improvement work;
- Condominiums for work on common areas;
- Companies and professionals who carry out specific interventions;
Which products are eligible for the discounts?
Not all products are eligible for tax relief. Generally , tax relief applies to materials and devices used for renovation, energy efficiency, and architectural barrier removal projects. To check the suitability of a specific product , we recommend that you consult the current legislation or contact our customer service.
On Bricohome, the most popular product categories eligible for the discounts include: Electric pumps, Pressure controls, Taps, Thermostats, Control units, Circulators, Intercoms and video intercoms.
Reduced VAT rates
Depending on the type of intervention, different VAT rates apply:
- 4% for the construction or purchase of a first home (if eligible).
- 10% for extraordinary maintenance, restoration, or renovation work.
- 22% for all products not subject to tax relief.
How to apply for the discount on Bricohome
To obtain the reduced VAT, it is necessary to:
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Place your order on Bricohome by selecting bank transfer as your payment method.
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Send a request to ......... with the subject line: "Tax deduction request for order ..." (the order number will arrive a few seconds after confirming the order on the website). Specify and provide the following information:
- Name
- Surname
- Address
- Telephone
- Tax ID code
- Type of deduction
- Reference protocol number
- Attach a copy of your identity document
- Attach documents certifying your eligibility to meet the requirements.
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Please wait for your request to be processed. We will issue an invoice and send you bank transfer instructions within 48 business hours.
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Make the transfer following the instructions received.
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Once payment is received, we will proceed with the shipment of the goods.
Doubts or questions?
Write to us at info@bricohomeferramenta.it
Call us at +39 376 0343302


