Alpha Wire Hook-up Wire Silicone Series White 0.75 mm² Hook Up Wire, 18 AWG, 19/0.25 mm, 30.5m, Silicone Insulation,

RS Stock No.:: 904-3801
Mfr. Part No.:: 39X1825 WH005
Brand:: Alpha Wire

Alpha Wire Hook-up Wire Silicone Series White 0.75 mm² Hook Up Wire, 18 AWG, 19/0.25 mm, 30.5m, Silicone Insulation,

Subtotal (1 unit)**

£152.75

(exc. VAT)

£183.30

(inc. VAT)

Available to back order for despatch 13/10/2025*

* Delivery dates may change based on your chosen quantity and delivery address.

FREE delivery for orders over £50.00

Units	Per unit
1 +	£152.75

**price indicative

RS Stock No.:: 904-3801
Mfr. Part No.:: 39X1825 WH005
Brand:: Alpha Wire

Alpha Wire High Voltage Silicone Rubber Hook Up Wire

When every application is critical and wire failure is not an option, choose Alpha Wire high voltage silicone rubber hook up wire as your solution. High voltage silicone rubber hook up wire benefits from excellent flexibility, excellent dielectric strength, and resistance to radiation, corona and ozone. This high voltage silicone rubber hook up wire can be used in temperatures ranging from -40°C to +150°C depending on the application.

Features and Benefits

Stranded or finely stranded tinned copper conductors protecting the wires from corrosion and increasing efficiency in hot and humid environments

Colour-coded insulation for easy circuit identification

Easy to handle, strip and terminate

Silicone rubber insulation

Available in lengths of 100 ft (30.5 m) and 1000 ft (305 m)

Product Applications

Hook up wire can be used for a broad range of applications, whether that be in a control cabinet, high-temperature oven, or in a specialised machine tool.

Alpha Wire’s FIT heat-shrink tubing and FIT wire management system can both be used with the Alpha Wire hook up wire range and are an ideal for solving many challenges in electrical and electronic wiring.

Standards

UL AWM 3239

Belden Hook-up Wire Silicone Series Hook Up Wire, 0.75mm² Cross Sectional Area, White Sheath Colour - 39X1825 WH005

This hook-up wire is designed for high-temperature applications within the electronics and automation sectors. Featuring a cross-sectional area of 0.75 mm², this wire is built to withstand a maximum operating temperature of +200 °C and a minimum of -40 °C. The wire is insulated with silicone, offering reliable durability and flexibility. At a length of 30.5 m, it provides ample reach for various applications.

Features & Benefits

• Constructed from silver-plated copper to enhance conductivity
• Rated for up to 25 kV, ensuring high voltage resilience
• Silicone insulation provides oil and chemical resistance
• 18 AWG size suitable for a broad range of applications
• Complies with UL3239 standards for peace of mind
• 1.4mm insulation wall thickness enhances structural integrity

Applications

• Used in high-temperature electrical assemblies
• Utilised for wiring in industrial equipment
• Suitable for automation and control systems
• Implemented in devices requiring chemical resistance
• Employed in installations exposed to oil or solvents

What makes the insulation material a suitable choice for extreme environments?

The silicone insulation withstands high temperatures, ranging from -40 °C to +200 °C, while also offering significant resistance to oils and solvents, making it ideal for harsh environments.

How does this wire ensure safety in high-voltage applications?

Its voltage rating of 25 kV ensures robust performance even under demanding conditions, minimising the risk of electrical failures during operation.

Is this wire suitable for use in mechanical systems?

Yes, the combination of high conductivity from silver-plated copper and chemical resistance makes it ideal for use in mechanical systems where durability is essential.

What benefits does the 18 AWG sising provide in practical use?

The 18 AWG size balances flexibility and strength, allowing it to fit into tight spaces while providing sufficient current-carrying capacity for various electronic components.

Attribute	Value
Cross Sectional Area	0.75 mm²
Sheath Colour	White
American Wire Gauge	18 AWG
Cable Shape	Wire/Single Core
Core Strands	19/0.25 mm
Length	30.5m
Insulation Material	Silicone
Outer Diameter	4.06mm
Voltage Rating	25 kV
Maximum Operating Temperature	+200°C
Minimum Operating Temperature	-40°C
Conductor Material	Silver Plated Copper
Standards Met	CA Prop 65, RoHS Compliant, UL VW-1
Wire Style	UL3239
Series	Hook-up Wire Silicone
Shield Type	None
Insulation Wall Thickness	1.4mm
Number of Strands	19
Size of Strands	0.25 mm