
Drain Plug / Leak Seal Enclosures & Clamps
- Install while equipment is energized
- No oil draining from radiator banks
- Removable with no permanent changes
OSHA Certified
WOSB
ISNetworld Approved
Sealing Clamps and Kits for addressing leaks in transformer radiator banks, tap changer compartments, oil-filled circuit breaker drain valves, and electric substation apparatus. TDS solutions use fitted enclosures, set screws, crunch teeth, and non-adhering rubber-based sealant to support repairs without permanent modification or traditional equipment downtime.


A leak clamp is a repair enclosure designed to fit around or over a leaking component and help contain the leak with mechanical retention and sealing material. The TDS Drain Plug / Leak Seal Enclosures & Clamps product uses an aluminum enclosure, two set screws, crunch teeth, and a non-adhering rubber-based sealant to address drain plug and valve leaks on electrical power apparatus.
Talk to our experts for custom solutions and tailored guidance.

Used to seal leaks on transformer radiator banks, tap changer compartments, and other substation apparatus.

Supports leak sealing on oil-filled circuit breaker drain valves and electrical power equipment.

Provides a specialized drain plug leak-sealing option for outsourced substation maintenance work.
Talk to our experts for custom solutions and tailored guidance.
TDS personnel work exclusively in substations, bringing focused experience with transformers, circuit breakers, GIS systems, and apparatus leak sealing.
Fitted enclosures and sealant support removable repairs while helping reduce disassembly and downtime associated with conventional drain plug repair.
OSHA-certified technicians and experienced technical consultants provide guidance for sensitive electrical apparatus leak-sealing applications.
Submit your equipment and leak details to discuss suitable sealing options, application considerations, and the next steps with TDS.
For immediate assistance, feel free to give us a direct call at 775-586-8300. You can also send us a quick email at kfitzgerald@TDSgroup.biz.
For immediate assistance, feel free to give us a direct call at 775-586-8300. You can also send us a quick email at kfitzgerald@TDSgroup.biz.