Xenitron 3221 has excellent thermal properties to optimise cooling performance in systems where direct cooling of electrical components is required.
It is suitable for blending into PAO and mineral oil formulations, helping the formulator achieve superior stability, safety, and performance.
It is readily biodegradable, whilst having zero global warming potential

Product details
Brand
- Xenitron
Application
- Battery technologies
- Driveline & transmission (EV)
Chemistry
- Esters - Ester based
Feature and benefits
- High thermal conductivity
- Low viscosity
- Oxidatively stable
- Very high flash point
- Low volatility
- Readily biodegradable
- Low pour point
- Non-toxic
- Halogen free
Physical form
- Liquid
Market
- Passenger cars (ICE & hybrid)
- Passenger cars (EV)
Function
- Dielectric fluids and coolants
Typicals
Property | Units | Value |
---|---|---|
Biodegradability OECD 301B | % | Login |
Breakdown voltage | kV | 80 |
Density at 15°C | g cm⁻³ | Login |
Dielectric dissipation factor | Login | |
Electrical conductivity | pS m⁻¹ | Login |
Flash point | °C | 203 |
Heat capacity at 20 °C | J kg⁻¹ K⁻¹ | Login |
Kinematic viscosity at 100°C | cSt | 2.4 |
Kinematic viscosity at -20°C | cSt | Login |
Kinematic viscosity at 40°C | cSt | Login |
Kinematic viscosity at -40°C | cSt | Login |
Pour point | °C | Login |
Thermal conductivity at 20 °C | W m⁻¹ K⁻¹ | Login |
Thermal conductivity at 40 °C | W m⁻¹ K⁻¹ | Login |
Product brochures & guides
Category: Data sheet
Title: Xenitron 3221
Xenitron™3221 is a fully synthetic dielectric ester that has been designed, tested, and manufactured to meet high standards of electrical insulation and cooling performance required for electric vehicle fluid formulation.
Language: English | Size: 110.96kb
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