Ratio

Ratio io7 – 7.4kW EV Charger – Dual Socket – CT Metering

2 x 7.4kW dual socket
CT metering, not billing
OCPP 1.6 open protocol
Ratio

Ratio io7 – 7.4kW EV Charger – Dual Socket – CT Metering

2 x 7.4kW dual socket
CT metering, not billing
OCPP 1.6 open protocol
£2,300.00
£1,916.67 Exc VAT
Free delivery in 2–3 working days
In stock
Not sure which charger you need? Email the teamadam@echargersuk.co.uk
Delivery & Returns

Standard UK Delivery
If you are not in a rush, then we offer standard delivery and your order should be with you between 2-3 working days. 
Free  

Next Working Day UK Delivery 
Place your order before 12pm Monday to Thursday and receive your order the next working day. Orders placed on Friday before 11am will be processed and delivered on Monday. (Excludes Sunday’s and Public Holidays) 
£9.50 

Returns

No Longer Required
We’re happy to accept returns on unwanted items with a 25% restocking fee. Just make sure they’re in like-new condition, unused, and still in the original packaging, ready for resale. The buyer covers the return shipping, and returns should be made within 14 days of delivery. Please note that some specially imported or custom-made items can’t be returned. If you have any questions or need assistance, feel free to reach out to us at adam@echargersuk.co.uk.

Ordered Incorrectly
We completely understand that mistakes happen! If you’ve ordered the wrong product, we’re here to help. We’ll happily assist you with returning the item and finding something that better suits your needs. There’s just a 25% restocking fee, and we ask that the item be unused, in like-new condition, and still in its original packaging. Returns should be made within 14 days of delivery, with the buyer covering the return shipping. Please note that some specially imported or custom-made items can’t be returned. If you have any questions or need support, don’t hesitate to reach out to us at adam@echargersuk.co.uk. We’re here to help!

Damaged Products
We know it can be frustrating if your order arrives damaged! We’re here to make it right with a replacement or refund. Just let us know within 24 hours of delivery by emailing us at adam@echargersuk.co.uk. Please include clear photos of the damaged packaging and the item(s) so we can assist you as quickly as possible.

Faulty Products
We know it's not ideal if your product is faulty. Please reach out to us at adam@echargersuk.co.uk, and we’ll work with our manufacturers to identify and resolve the issue as quickly as possible. In many cases, it’s something simple like a wiring or connection problem that can be easily fixed. If we can’t resolve it, we’ll arrange for you to return the item, and we’ll send out a replacement as soon as we receive it. To help us assist you faster, please email us at adam@echargersuk.co.uk with your invoice number and details of the issue. 

We’re sorry, but eChargers UK Ltd is unable to accept responsibility for any indirect or consequential losses.

About eChargers UK

We are a UK-based online shop that sells electric vehicle chargers. From 7kW home wallboxes to 22kW commercial chargers, we stock over 100 products from 15+ top brands. Every order comes with free UK delivery.

What We Do

We make buying an EV charger simple. Whether you are a homeowner looking for your first wallbox, a landlord getting a property ready, or an electrician sourcing chargers for clients, we have got you covered.

Our range includes tethered and untethered home chargers, commercial workplace units, portable chargers, charging cables, mounting posts, and accessories. We carry trusted brands like MyEnergi, Ohme, Easee, Pod Point, Andersen, Indra, and more.

Why Buy From Us

  • Competitive pricing across all major EV charger brands
  • Free standard UK delivery on every order (2 to 3 working days)
  • Next working day delivery available
  • All products are genuine, UK specification units
  • Dedicated customer support by phone and email

Who We Serve

We supply to both home customers and trade professionals.

For homeowners: We help you find the right charger for your vehicle, your home, and your budget. Many of the chargers we sell qualify for the OZEV grant, which can save you up to £350.

For installers and electricians: We offer reliable stock and fast dispatch to keep your installation schedule on track. Need multiple units? Get in touch and we will look after you.

Get in Touch

Got a question about which charger is right for you? We are here to help.

Email: adam@echargersuk.co.uk
Phone: 0330 043 8012
Monday to Friday, 9:00 AM to 5:00 PM

Product Details

Specifications

Product specifications
BrandRatio
Modelio7 dual socket, 7.4kW, CT metering
Power output2 x 7.4kW
Supply requiredSingle-phase 230V, no three-phase upgrade needed
Connectors2 x untethered Type 2 sockets, Type 1 via adapter cable
MeteringCT clamp metering for monitoring and load management, not valid for billing
ProtocolOCPP 1.6, with over-the-air firmware updates
ConnectivityEthernet, Wi-Fi or 4G, SIM optional
Weather ratingUp to IP66, IK10 impact resistant
Warranty3 years

Summary

The Ratio io7 7.4kW dual socket with CT metering is a commercial charging bollard that gives two bays 7.4kW each from an ordinary single-phase supply. Both untethered Type 2 sockets run at once, and the built-in CT clamps watch the incoming supply and trim charging power before the site trips.

Choose CT for staff and visitor parking where charging is monitored but nobody is invoiced. CT readings are not a legal basis for billing, so if you intend to charge anyone per kWh, order the MID version instead. OCPP 1.6 throughout, plus dusk-to-dawn LED area lighting.

See more specificationSee less specification

The Ratio io7 is a dual-socket EV charger, ideal for workplaces, commercial car parks, and shared residential sites. Each socket delivers 7.4 kW, allowing two vehicles to charge simultaneously on a single-phase supply.

Built-in CT load balancing monitors site power and automatically adjusts charging speed to prevent overloads, protecting your main supply.

With dusk-to-dawn LED lighting, OCPP 1.6 compatibility, and OZEV grant approval, the io7 is a smart, scalable solution for professional EV charging.

Product Features

Dual 7.4kW Charging – Charge two vehicles simultaneously on a single-phase supply

CT Metering & Load Balancing – Automatically adjusts power to prevent site overloads

Integrated LED Lighting with Photocell – Automatic dusk-to-dawn illumination for added safety

Universal Type 2 Sockets – Compatible with all Type 2 EVs (Type 1 via adapter cable)

OCPP 1.6 Compliant – Integrates with any OCPP back-office for monitoring and control

Ethernet, WiFi or 4G Connectivity – Flexible communication options (SIM optional)

RFID & App Access – Flexible user authentication for managed or private charging

Over-the-Air Updates – Remote firmware upgrades for long-term reliability

Durable Aluminium Construction – Designed for demanding commercial environments

OZEV Grant Approved – Eligible for UK workplace charging grants (subject to criteria)

Specification

Power Output: 2 x 7.4kW (Single Phase)

Connector Type: Dual Type 2 Sockets

Metering Type: CT Metering (Load Management)

Protocol: OCPP 1.6

Connectivity: Ethernet, WiFi, 4G (optional SIM)

Lighting: Integrated LED head with Photocell (dawn/dusk control)

Construction: Aluminium Housing

Grant Status: OZEV Approved

What We Think

The Ratio io7 CT version is a strong commercial all-rounder. It’s ideal for workplaces and shared sites that need dual charging with intelligent power control, but don’t require MID billing.

The integrated lighting adds real-world value for safety and visibility, while OCPP compatibility ensures long-term scalability. A smart, professional solution for growing EV demand.

Description

The Ratio io7 is a dual-socket EV charger, ideal for workplaces, commercial car parks, and shared residential sites. Each socket delivers 7.4 kW, allowing two vehicles to charge simultaneously on a single-phase supply.

Built-in CT load balancing monitors site power and automatically adjusts charging speed to prevent overloads, protecting your main supply.

With dusk-to-dawn LED lighting, OCPP 1.6 compatibility, and OZEV grant approval, the io7 is a smart, scalable solution for professional EV charging.

Product Features

Dual 7.4kW Charging – Charge two vehicles simultaneously on a single-phase supply

CT Metering & Load Balancing – Automatically adjusts power to prevent site overloads

Integrated LED Lighting with Photocell – Automatic dusk-to-dawn illumination for added safety

Universal Type 2 Sockets – Compatible with all Type 2 EVs (Type 1 via adapter cable)

OCPP 1.6 Compliant – Integrates with any OCPP back-office for monitoring and control

Ethernet, WiFi or 4G Connectivity – Flexible communication options (SIM optional)

RFID & App Access – Flexible user authentication for managed or private charging

Over-the-Air Updates – Remote firmware upgrades for long-term reliability

Durable Aluminium Construction – Designed for demanding commercial environments

OZEV Grant Approved – Eligible for UK workplace charging grants (subject to criteria)

Specification

Power Output: 2 x 7.4kW (Single Phase)

Connector Type: Dual Type 2 Sockets

Metering Type: CT Metering (Load Management)

Protocol: OCPP 1.6

Connectivity: Ethernet, WiFi, 4G (optional SIM)

Lighting: Integrated LED head with Photocell (dawn/dusk control)

Construction: Aluminium Housing

Grant Status: OZEV Approved

What We Think

The Ratio io7 CT version is a strong commercial all-rounder. It’s ideal for workplaces and shared sites that need dual charging with intelligent power control, but don’t require MID billing.

The integrated lighting adds real-world value for safety and visibility, while OCPP compatibility ensures long-term scalability. A smart, professional solution for growing EV demand.

Standard UK Delivery
If you are not in a rush, then we offer standard delivery and your order should be with you between 2-3 working days. 
Free  

Next Working Day UK Delivery 
Place your order before 12pm Monday to Thursday and receive your order the next working day. Orders placed on Friday before 11am will be processed and delivered on Monday. (Excludes Sunday’s and Public Holidays) 
£9.50 

Returns

No Longer Required
We’re happy to accept returns on unwanted items with a 25% restocking fee. Just make sure they’re in like-new condition, unused, and still in the original packaging, ready for resale. The buyer covers the return shipping, and returns should be made within 14 days of delivery. Please note that some specially imported or custom-made items can’t be returned. If you have any questions or need assistance, feel free to reach out to us at adam@echargersuk.co.uk.

Ordered Incorrectly
We completely understand that mistakes happen! If you’ve ordered the wrong product, we’re here to help. We’ll happily assist you with returning the item and finding something that better suits your needs. There’s just a 25% restocking fee, and we ask that the item be unused, in like-new condition, and still in its original packaging. Returns should be made within 14 days of delivery, with the buyer covering the return shipping. Please note that some specially imported or custom-made items can’t be returned. If you have any questions or need support, don’t hesitate to reach out to us at adam@echargersuk.co.uk. We’re here to help!

Damaged Products
We know it can be frustrating if your order arrives damaged! We’re here to make it right with a replacement or refund. Just let us know within 24 hours of delivery by emailing us at adam@echargersuk.co.uk. Please include clear photos of the damaged packaging and the item(s) so we can assist you as quickly as possible.

Faulty Products
We know it's not ideal if your product is faulty. Please reach out to us at adam@echargersuk.co.uk, and we’ll work with our manufacturers to identify and resolve the issue as quickly as possible. In many cases, it’s something simple like a wiring or connection problem that can be easily fixed. If we can’t resolve it, we’ll arrange for you to return the item, and we’ll send out a replacement as soon as we receive it. To help us assist you faster, please email us at adam@echargersuk.co.uk with your invoice number and details of the issue. 

We’re sorry, but eChargers UK Ltd is unable to accept responsibility for any indirect or consequential losses.

We are a UK-based online shop that sells electric vehicle chargers. From 7kW home wallboxes to 22kW commercial chargers, we stock over 100 products from 15+ top brands. Every order comes with free UK delivery.

What We Do

We make buying an EV charger simple. Whether you are a homeowner looking for your first wallbox, a landlord getting a property ready, or an electrician sourcing chargers for clients, we have got you covered.

Our range includes tethered and untethered home chargers, commercial workplace units, portable chargers, charging cables, mounting posts, and accessories. We carry trusted brands like MyEnergi, Ohme, Easee, Pod Point, Andersen, Indra, and more.

Why Buy From Us

  • Competitive pricing across all major EV charger brands
  • Free standard UK delivery on every order (2 to 3 working days)
  • Next working day delivery available
  • All products are genuine, UK specification units
  • Dedicated customer support by phone and email

Who We Serve

We supply to both home customers and trade professionals.

For homeowners: We help you find the right charger for your vehicle, your home, and your budget. Many of the chargers we sell qualify for the OZEV grant, which can save you up to £350.

For installers and electricians: We offer reliable stock and fast dispatch to keep your installation schedule on track. Need multiple units? Get in touch and we will look after you.

Get in Touch

Got a question about which charger is right for you? We are here to help.

Email: adam@echargersuk.co.uk
Phone: 0330 043 8012
Monday to Friday, 9:00 AM to 5:00 PM

Is CT metering good enough to bill drivers for charging?

No, and this is the one decision to get right before ordering. CT metering measures consumption so the charger can manage load and so you can see what the site is using, but it is not MID-certified, so the readings carry no legal weight when money changes hands per kWh. Pick this CT version for staff or visitor parking you are not invoicing. If tenants, employees or the public will pay by the kWh, order the io7 7.4kW MID version instead.

What electrical supply does the 7.4kW version need?

A standard single-phase 230V supply, which is what most sites already have. Each socket delivers up to 7.4kW, roughly 25 to 30 miles of range an hour, and no three-phase upgrade is needed. That is the main reason to choose 7.4kW over the 22kW io7.

Can both sockets be used at the same time?

Yes. Both sockets are live together and each can run at 7.4kW where the supply allows. The CT clamps monitor the whole site and reduce charging output if the incoming supply approaches its limit, so two cars charging at once will not trip the main fuse.

Is a charging cable supplied?

No. This is an untethered charger, so drivers plug in their own Type 2 cable. On commercial sites that is the norm because it fits every vehicle and leaves no cable lying out in the weather.

Do I have to use Ratio's own software?

No. The io7 is OCPP 1.6 compliant, so it can run on the Ratio platform or on any OCPP back office you prefer for monitoring, access control and reporting. Over-the-air firmware updates keep the unit current after installation.

Can I claim a grant towards a commercial EV charger?

Businesses, charities and public sector organisations can apply to the Workplace Charging Scheme, which covers up to 75% of purchase and installation costs, capped at 500 pounds per socket and 40 sockets per applicant. A dual socket unit like this counts as two sockets. Funding is confirmed to 31 March 2027.

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