PV-Ultra 4C 4.0mm² Tuff Sheath Red and White Core

£6.20

Doncaster Cables PV-Ultra 4C 4.0mm² Tuff Sheath is a 4-core solar DC cable designed for streamlined PV system wiring. Colour-coded red and white pairs improve safety and layout clarity.

4-core 4.0mm² flexible tuff-sheathed cable
Red and white core pairs simplify polarity management
Made in the UK for residential and commercial PV installs

Why we recommend this product: Perfect for neat, multi-string solar PV wiring with a reduced need for multiple separate runs.

SKU: PV-ULTRA4C4.0

Free and easy returns | Easy to Install | Professional Installers Available

PV-Ultra 4C 4.0mm²: Four-Core Solar Cable for Streamlined PV Installations

Designed for installers who want to reduce clutter and speed up wiring, this 4-core 4.0mm² solar cable from Doncaster Cables simplifies multi-string PV connections using a single, durable run.

Neat and Efficient Solar Wiring

With two red and two white cores, this PV cable is ideal for use in systems with dual string inputs, reducing the number of cables required on rooftops or between junction boxes and inverters.

4 x 4.0mm² cores in a single UV-resistant tuff sheath
Improves cable management and speeds up installation
Helps reduce voltage drop over longer distances

UK Quality from Doncaster Cables

Made in the UK and compliant with BS EN 50618 and IEC 62930, this cable meets the highest standards for safety and long-term performance.

Why Evergy Recommend This Product

Reduces the need for separate conduit runs or trunking
Ideal for installers wiring two strings in one route
Trusted UK brand with consistent availability

Ideal For

Best suited to rooftop solar installations or setups where space is limited, this cable is a go-to option for cleaner, more efficient wiring layouts.

Technical Specifications

Core Size: 4.0mm²
Core Colours: 2x Red, 2x White
Sheath Type: Tuff (durable, UV-resistant)

Refer to the specification tab for full data.

Delivery

This product qualifies for free UK delivery. Larger orders may be shipped on pallets depending on weight — see delivery tab for info.

Related Options

Need higher capacity or extra protection? See:

Attribute name	Attribute value
Type	Solar Cable
Features	4-core, 4mm², UV resistant, weatherproof, Tuff sheath
Product	PV ULTRA 4C 4.0 TUFF SHEATH (RED AND WHITE CORE)
Brand	Doncaster Cables

Doncaster Cables

Since 1984, Doncaster Cables has continually invested in site expansion and machinery. They control every aspect of cable manufacturing, from wire drawing to final testing, allowing them to lead in product development and meet the needs of electricians, consultants, and specifiers.

Free delivery -

NEXT DAY Delivery to Oxfordshire, Buckinghamshire and London via an EVERGY vehicle. Max of 1 ton weight.

Other delivery options via courier -

FREE NEXT DAY (*orders over £50, some batteries and inverters will require an additional fee) via FEDEX. Monday to Friday, up to 30kg, Max box size 50cm x 50cm x 50cm (volume). Orders must be received by 2pm.

Anytime NEXT DAY delivery – under £50 = £6.50 (depending on location, weight and size)

Regardless of spend, additional to any of the above charges –

Before noon (FedEx Priority Express) = Guide Price £15.00 (calulated at checkout)

Before 10am (FedEx First) = Guide Price £20.00 (calulated at checkout)

Delivery of pallets -

Palletised deliveries – Prices starting at £58

Multiple pallet orders can be quoted upon request (price dependent on number of pallets and postcode area)

Special delivery items may vary (non-stock products).

SAME DAY COLLECTION - Click & collect from Evergy Stores (Thame, Oxfordshire).

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