Dependable, field-proven systems.
Custom built for your exact specification.
SES441 Substation Maintenance Trailers
SES441
Substation Maintenance Trailers
The SES441 series uses single or multi-stage filtration to remove, particulate, free water, and dissolved water. The systems can be customized to suite the specific application.
SES441
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Oil Purification and Transformer Service Equipment Experts.

Clearly superior performance.

SESCO delivers high-performance dielectric fluid conditioning and transformer processing equipment for demanding environments-built for long field life and backed by direct technician access and full-lifecycle support.