Oxidation-Resistant Oil Ensures Cool-Running, Long-Lasting Electrical Equipment

LE’s Transformer Oil (6760) is a highly oxidation-resistant oil for all types of electrical service. Designed for use as an insulating and cooling medium for electrical apparatus, it has excellent heat transfer properties for cooler operation and longer life.

Unit of Measure


Available Container Size

N/A 330-gal Poly w/Cage

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GHS Statement

N/A For commercial and professional use only

Asset Reliability Solutions

N/A Reliability Solution Products

Benefits and Recommendations

Beneficial Qualities


Extends equipment life

  • Provides excellent oxidation resistance
  • Promotes cool operation with efficient heat removal
  • Is noncorrosive 

Enhances equipment performance

  • Has superior low-temperature properties
  • Ensures high dielectric breakdown


Performance Requirements Met or Exceeded


ASTM D3487 Type II

Typical Applications


All types of oil-filled electrical devices

  • Transformers
  • Oil-filled switches
  • Circuit breakers
  • Capacitors

*Submersible pumps with oil-filled electric motors requiring dielectric oil


Physical Characteristics - Typical


N/A Amber

Performance Test Results

Relative Density @ 60ºF/60ºF, ASTM D1298

N/A 0.885

Viscosity @ 100°C, cSt, ASTM D445

N/A 2.40

Viscosity @ 40°C, cSt, ASTM D445

N/A 9.60

Flash Point °C (°F), (COC), ASTM D92

N/A 152 (306)

Pour Point °C (°F), ASTM D97

N/A -60 (-76)

Dielectric Breakdown Voltage KV, ASTM D877

N/A 39 kV

Oxidation by RPVOT @ 150ºC, minutes, ASTM D2272

N/A 222

Acid Number mg KOH/g, ASTM D664

N/A 0.01

Aniline Point °C (°F), ASTM D611

N/A 71.6 ºC161 ºF

PCB Content, ppm, ASTM D4059

N/A Not Detectable

Corrosive Sulfur, ASTM D1275

N/A Non Corrosive