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Victron MultiPlus-II Inverter Charger - 48/3000/35-32 230V

£494.00

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Delivery: Typical lead time 3–10 working days • Shipped from the UK
30-day returns on eligible items
Description

Compact 3000va inverter charger for reliable off-grid and backup power systems.

This compact all-in-one unit combines a 3000VA 48V pure sine wave inverter, a 35A adaptive battery charger, and a 32A high-speed AC transfer switch. It’s perfect for installations where space is limited and helps reduce cabling and system complexity. Designed for reliability and long service life, it’s ideal for homes, holiday properties, and mobile power setups.

Key functions

  • 3000VA 48V pure sine wave inverter:
    • Provides up to 2400W of pure sine wave 230VAC power, with 5500W peak capability to start motor-driven appliances. Pure sine output ensures maximum efficiency and compatibility with sensitive electronics and household devices.
  • Adaptive 35A 4-stage smart battery charger (bulk - absorption - float - storage):
    • Advanced microprocessor-controlled charger ensures safe, efficient, and fully automatic charging of 48V batteries, intelligently adapting the charge profile to suit different battery types and usage conditions.
  • Uninterruptible power supply (UPS):
    • Features a high-speed 32A AC transfer switch, ensuring the inverter takes over in under 20ms during a power loss, keeping sensitive equipment like computers running without interruption or data loss.

Intelligent Features

Offers all standard MultiPlus features plus support for an external current sensor for enhanced PowerControl and PowerAssist. Also includes a secondary AC output for non-critical loads, which disconnects instantly when switching to battery mode.

Beyond its core performance, the MultiPlus-II includes a wide range of advanced features and customizable settings for enhanced versatility, control, and system optimization.

  • PowerControl:
    • Allows you to set a maximum AC input limit, ensuring appliances get priority power while surplus capacity charges the batteries—preventing overloads and tripped breakers (requires Multi Control Panel).
  • PowerAssist:
    • PowerAssist boosts your AC source by instantly adding extra power from the batteries when demand exceeds supply—letting you run heavier loads with a smaller generator or limited shore power, then recharging when demand drops.
  • Programmable relay:
    • The MultiPlus-II includes a programmable relay for functions like automatic generator start/stop, and by default acts as an alarm relay that triggers when critical conditions—such as overheating or low battery voltage—are detected.
  • Parallel and 3-phase operation capability:
    • The MultiPlus-II supports parallel connection of up to six units for greatly increased power, and can also be configured for 3-phase operation using a standard RJ45 UTP connection.
  • Inbuilt safety protection:
    • Provides full protection against short circuits, overload, battery over/undervoltage, overheating, backfeed AC, and excessive input voltage ripple.
  • WeakAC:  
    • WeakAC mode allows charging under heavily distorted input voltage, though it increases input current distortion.
  • BatterySafe mode:
    • Prevents battery damage from excessive gassing by automatically limiting voltage rise during high-current, high-voltage charging.
  • The Storage mode:
    • Storage mode lowers float voltage after 24 hours of inactivity to reduce gassing and plate corrosion, with weekly absorption pulses to prevent stratification and sulphation, extending battery life.
  • Bulk protection:
    • Limits bulk charging to 10 hours to prevent overcharging and flag potential system issues like a battery cell short circuit.
  • Temperature compensation:
    • Temperature sensor reduces charging voltage as battery heats, protecting maintenance-free batteries from overcharging and drying out.
  • Remote monitoring and control:
    • Paired with a GX device, the MultiPlus-II can be monitored and controlled locally or remotely via the free VRM app or portal on any phone, tablet, or computer.

Specs

Inverter

Input voltage range 38 - 66 V
Output voltage & frequency 230 VAC ± 2% @ 50Hz ± 0.1% (can be adjusted to 240 VAC @ 60Hz)
Continuous output power at 25°C 3000 VA (i.e., 2400W)
Peak power 5500W
Maximum efficiency 95%
Zero-load power 11W

Charger

AC input voltage range 187 - 265 VAC (45 - 65 Hz)
Charge voltage 'absorption' 57.6V
Charge voltage 'float' 55.2V
Storage mode 52.8V
Charge current house battery 35A

General

Transfer switch 32A
Auxiliary output Yes (32A)
External AC current sensor (optional) 50A or 100A
Operating temperature range -40 to +65 °C (fan assisted cooling)
Humidity (non-condensing) max 95%

Enclosure


Protection category IP22
Battery connection M8 bolts
230 VAC connection Screw terminals 13mm2 (6 AWG)
Dimensions 499 mm H x 268 mm W x 141 mm D
Weight 19 kg
Shipping

Shipping to the UK only

Shipping is free on orders delivered to UK mainland addresses. If any additional delivery costs apply, such as specialist delivery to a remote or non-standard location, these will be confirmed with you before dispatch.

Order Placed Processing Begins Order Cutoff
Mon–Fri Same Business Day 2:00 PM GMT
Weekends/Holidays Next Business Day N/A

How our deliveries work

Ecostride is a UK-based retailer supplying sustainable energy and water systems from established UK manufacturers.

Products are dispatched from UK-based supplier partners, with Ecostride remaining your point of contact throughout.


Order processing

All orders are processed within 1–3 business days (Monday to Friday, excluding holidays) once payment is authorized. Orders placed before 2:00 PM GMT (Monday–Friday) will begin processing the same business day.

You will receive a shipping confirmation email with tracking information as soon as your order has been dispatched.


Delivery times

We offer Free Standard Delivery on all orders to the UK mainland.

  • Standard Delivery Time: 3–7 business days from the date of dispatch.
  • Total Estimated Delivery: 4–10 business days from the date of order (includes handling and transit time; Monday–Friday).

Shipping Costs

Shipping is free for all products across our entire catalog with no minimum spend required. All prices shown on our website include VAT and standard delivery.

Undelivered or Delayed Orders

If you have not received a shipping update within 5 business days of placing your order, or if your delivery has not arrived within the estimated 10-day window, please contact us immediately at info@eco-stride.co.uk.

.


Shipping method

Standard Items: Smaller products, systems and accessories are delivered via tracked courier service.

Large or Heavy Items: Larger systems and equipment (such as wind turbines, water tanks, and rainwater harvesting systems) are delivered via specialist pallet courier to ensure safe transport.

Delivery Access: For products requiring specialist transport or additional handling, we will contact you within 1–2 business days of order placement to confirm delivery access requirements (e.g., narrow driveways, steps, or other delivery constraints) before dispatch.

Tracking: You will receive tracking information via email once your order has been dispatched.


Delivery locations

We currently deliver to UK mainland addresses.

For remote or non-standard locations, customers are advised to contact us before ordering to confirm availability and any additional delivery requirements.


Your point of contact

As we work with multiple UK suppliers, delivery arrangements may differ slightly between products. However, Ecostride remains your point of contact throughout the order process, and we will assist with any delivery-related queries.


Damaged items

Please inspect your order on deliv,ery where possible. If the outer packaging is visibly damaged, you may choose to note this with the courier.

If damage is discovered after delivery, please take clear photos of the packaging and item(s) as soon as possible and email them to info@eco-stride.co.uk along with your order number. We will review the issue and advise the next steps.

For full details, see our Returns Policy.

Need Help?

If you need assistance with anything at all, please don't hesitate to get in touch with us using our contact form or any of the methods below. We'd love to hear from you.

Ecostride is a trading name of Fitzpatrick Ecommerce Ltd., a UK-based online retailer of sustainable living systems registered in England & Wales.

https://eco-stride.co.uk/pages/contact-us

Company No: 16239750
Email: info@eco-stride.co.uk
Phone: +44 333 880 8681
Registered Address: 61 Bridge Street, Kington, HR5 3DJ

Why Buy From Us

We understand there is no shortage of online retailers offering sustainable energy and water systems. Choosing the right supplier matters, particularly when you’re investing in long-term infrastructure.

At Ecostride, our focus is on supplying well-engineered, proven products from established UK manufacturers, with clear information and dependable support throughout the buying process.

If you’d like to hear from customers who have already purchased through us, you can view independent reviews here.


UK Mainland Delivery

We offer free delivery on orders shipped to UK mainland addresses.
Where specialist transport or delivery to a remote or non-standard location is required, any additional costs will always be confirmed with you before dispatch.


30-Day Returns

Eligible items can be returned within 30 days of delivery in line with our Returns Policy.
We aim to make the process clear and straightforward, with full details available before you purchase.


Clear, Honest Product Information

We work directly with UK manufacturers and suppliers to present accurate product details, specifications, and realistic delivery expectations. We don’t oversell performance or make claims that can’t be supported in real-world conditions.


UK-Based Support

Ecostride is a UK-based retailer, and we remain your point of contact from order through to delivery. If you have questions before or after placing an order, our team is available to assist.


Carefully Selected Products

Every product we sell is chosen for its suitability, reliability, and track record. Our range focuses on practical systems designed for long-term use, whether for domestic, rural, or small commercial applications.

Description

Compact 3000va inverter charger for reliable off-grid and backup power systems.

This compact all-in-one unit combines a 3000VA 48V pure sine wave inverter, a 35A adaptive battery charger, and a 32A high-speed AC transfer switch. It’s perfect for installations where space is limited and helps reduce cabling and system complexity. Designed for reliability and long service life, it’s ideal for homes, holiday properties, and mobile power setups.

Key functions

  • 3000VA 48V pure sine wave inverter:
    • Provides up to 2400W of pure sine wave 230VAC power, with 5500W peak capability to start motor-driven appliances. Pure sine output ensures maximum efficiency and compatibility with sensitive electronics and household devices.
  • Adaptive 35A 4-stage smart battery charger (bulk - absorption - float - storage):
    • Advanced microprocessor-controlled charger ensures safe, efficient, and fully automatic charging of 48V batteries, intelligently adapting the charge profile to suit different battery types and usage conditions.
  • Uninterruptible power supply (UPS):
    • Features a high-speed 32A AC transfer switch, ensuring the inverter takes over in under 20ms during a power loss, keeping sensitive equipment like computers running without interruption or data loss.

Intelligent Features

Offers all standard MultiPlus features plus support for an external current sensor for enhanced PowerControl and PowerAssist. Also includes a secondary AC output for non-critical loads, which disconnects instantly when switching to battery mode.

Beyond its core performance, the MultiPlus-II includes a wide range of advanced features and customizable settings for enhanced versatility, control, and system optimization.

  • PowerControl:
    • Allows you to set a maximum AC input limit, ensuring appliances get priority power while surplus capacity charges the batteries—preventing overloads and tripped breakers (requires Multi Control Panel).
  • PowerAssist:
    • PowerAssist boosts your AC source by instantly adding extra power from the batteries when demand exceeds supply—letting you run heavier loads with a smaller generator or limited shore power, then recharging when demand drops.
  • Programmable relay:
    • The MultiPlus-II includes a programmable relay for functions like automatic generator start/stop, and by default acts as an alarm relay that triggers when critical conditions—such as overheating or low battery voltage—are detected.
  • Parallel and 3-phase operation capability:
    • The MultiPlus-II supports parallel connection of up to six units for greatly increased power, and can also be configured for 3-phase operation using a standard RJ45 UTP connection.
  • Inbuilt safety protection:
    • Provides full protection against short circuits, overload, battery over/undervoltage, overheating, backfeed AC, and excessive input voltage ripple.
  • WeakAC:  
    • WeakAC mode allows charging under heavily distorted input voltage, though it increases input current distortion.
  • BatterySafe mode:
    • Prevents battery damage from excessive gassing by automatically limiting voltage rise during high-current, high-voltage charging.
  • The Storage mode:
    • Storage mode lowers float voltage after 24 hours of inactivity to reduce gassing and plate corrosion, with weekly absorption pulses to prevent stratification and sulphation, extending battery life.
  • Bulk protection:
    • Limits bulk charging to 10 hours to prevent overcharging and flag potential system issues like a battery cell short circuit.
  • Temperature compensation:
    • Temperature sensor reduces charging voltage as battery heats, protecting maintenance-free batteries from overcharging and drying out.
  • Remote monitoring and control:
    • Paired with a GX device, the MultiPlus-II can be monitored and controlled locally or remotely via the free VRM app or portal on any phone, tablet, or computer.

Specs

Inverter

Input voltage range 38 - 66 V
Output voltage & frequency 230 VAC ± 2% @ 50Hz ± 0.1% (can be adjusted to 240 VAC @ 60Hz)
Continuous output power at 25°C 3000 VA (i.e., 2400W)
Peak power 5500W
Maximum efficiency 95%
Zero-load power 11W

Charger

AC input voltage range 187 - 265 VAC (45 - 65 Hz)
Charge voltage 'absorption' 57.6V
Charge voltage 'float' 55.2V
Storage mode 52.8V
Charge current house battery 35A

General

Transfer switch 32A
Auxiliary output Yes (32A)
External AC current sensor (optional) 50A or 100A
Operating temperature range -40 to +65 °C (fan assisted cooling)
Humidity (non-condensing) max 95%

Enclosure


Protection category IP22
Battery connection M8 bolts
230 VAC connection Screw terminals 13mm2 (6 AWG)
Dimensions 499 mm H x 268 mm W x 141 mm D
Weight 19 kg
Shipping

Shipping to the UK only

Shipping is free on orders delivered to UK mainland addresses. If any additional delivery costs apply, such as specialist delivery to a remote or non-standard location, these will be confirmed with you before dispatch.

Order Placed Processing Begins Order Cutoff
Mon–Fri Same Business Day 2:00 PM GMT
Weekends/Holidays Next Business Day N/A

How our deliveries work

Ecostride is a UK-based retailer supplying sustainable energy and water systems from established UK manufacturers.

Products are dispatched from UK-based supplier partners, with Ecostride remaining your point of contact throughout.


Order processing

All orders are processed within 1–3 business days (Monday to Friday, excluding holidays) once payment is authorized. Orders placed before 2:00 PM GMT (Monday–Friday) will begin processing the same business day.

You will receive a shipping confirmation email with tracking information as soon as your order has been dispatched.


Delivery times

We offer Free Standard Delivery on all orders to the UK mainland.

  • Standard Delivery Time: 3–7 business days from the date of dispatch.
  • Total Estimated Delivery: 4–10 business days from the date of order (includes handling and transit time; Monday–Friday).

Shipping Costs

Shipping is free for all products across our entire catalog with no minimum spend required. All prices shown on our website include VAT and standard delivery.

Undelivered or Delayed Orders

If you have not received a shipping update within 5 business days of placing your order, or if your delivery has not arrived within the estimated 10-day window, please contact us immediately at info@eco-stride.co.uk.

.


Shipping method

Standard Items: Smaller products, systems and accessories are delivered via tracked courier service.

Large or Heavy Items: Larger systems and equipment (such as wind turbines, water tanks, and rainwater harvesting systems) are delivered via specialist pallet courier to ensure safe transport.

Delivery Access: For products requiring specialist transport or additional handling, we will contact you within 1–2 business days of order placement to confirm delivery access requirements (e.g., narrow driveways, steps, or other delivery constraints) before dispatch.

Tracking: You will receive tracking information via email once your order has been dispatched.


Delivery locations

We currently deliver to UK mainland addresses.

For remote or non-standard locations, customers are advised to contact us before ordering to confirm availability and any additional delivery requirements.


Your point of contact

As we work with multiple UK suppliers, delivery arrangements may differ slightly between products. However, Ecostride remains your point of contact throughout the order process, and we will assist with any delivery-related queries.


Damaged items

Please inspect your order on deliv,ery where possible. If the outer packaging is visibly damaged, you may choose to note this with the courier.

If damage is discovered after delivery, please take clear photos of the packaging and item(s) as soon as possible and email them to info@eco-stride.co.uk along with your order number. We will review the issue and advise the next steps.

For full details, see our Returns Policy.

Need Help?

If you need assistance with anything at all, please don't hesitate to get in touch with us using our contact form or any of the methods below. We'd love to hear from you.

Ecostride is a trading name of Fitzpatrick Ecommerce Ltd., a UK-based online retailer of sustainable living systems registered in England & Wales.

https://eco-stride.co.uk/pages/contact-us

Company No: 16239750
Email: info@eco-stride.co.uk
Phone: +44 333 880 8681
Registered Address: 61 Bridge Street, Kington, HR5 3DJ

Why Buy From Us

We understand there is no shortage of online retailers offering sustainable energy and water systems. Choosing the right supplier matters, particularly when you’re investing in long-term infrastructure.

At Ecostride, our focus is on supplying well-engineered, proven products from established UK manufacturers, with clear information and dependable support throughout the buying process.

If you’d like to hear from customers who have already purchased through us, you can view independent reviews here.


UK Mainland Delivery

We offer free delivery on orders shipped to UK mainland addresses.
Where specialist transport or delivery to a remote or non-standard location is required, any additional costs will always be confirmed with you before dispatch.


30-Day Returns

Eligible items can be returned within 30 days of delivery in line with our Returns Policy.
We aim to make the process clear and straightforward, with full details available before you purchase.


Clear, Honest Product Information

We work directly with UK manufacturers and suppliers to present accurate product details, specifications, and realistic delivery expectations. We don’t oversell performance or make claims that can’t be supported in real-world conditions.


UK-Based Support

Ecostride is a UK-based retailer, and we remain your point of contact from order through to delivery. If you have questions before or after placing an order, our team is available to assist.


Carefully Selected Products

Every product we sell is chosen for its suitability, reliability, and track record. Our range focuses on practical systems designed for long-term use, whether for domestic, rural, or small commercial applications.