It is primarily used in transformers and electrical switchgear as a coolant, dielectric insulator and arc extinguishing agent.
Pennine Transformer Oil B is a refined light mineral oil engineered for high-performance electrical applications.
It acts as a coolant, dielectric insulator and arc extinguisher in transformers and electrical switchgear, ensuring safe and reliable operation.
Trusted by engineers worldwide, this naphthenic oil delivers excellent thermal stability, electrical insulation and long-term equipment protection.
Superior cooling performance, efficiently dissipates heat to maintain transformer & switchgear temperature within safe operating limits
High dielectric strength, provides reliable electrical insulation to prevent short circuits & equipment failure
Arc extinguishing properties, reduces risk of electrical arcing, enhancing operational safety
Compliance with International Standards, meets BS148:1984 Type 1, IEC 296:1982 Class 1 & SEV 3163:1972 Class 1 for guaranteed quality
Long Service Life – Refined mineral oil resists oxidation & degradation, extending transformer maintenance intervals
Transformer Oil B - Technical Data Sheet240kb
Transformer Oil B - Safety Data Sheet240kb
It is primarily used in transformers and electrical switchgear as a coolant, dielectric insulator and arc extinguishing agent.
Pennine Transformer Oil B is a naphthenic mineral oil suitable for most conventional oil-filled transformers and electrical switchgear. Always check equipment manufacturer guidelines.
Regular oil testing is recommended to monitor dielectric strength, moisture content and contamination. Replacement depends on testing results and equipment operating conditions.
