● 24 / 7 Dispatch

Substation down?
Call us.

(727) 789-0951

A Southern Switch engineer answers — not a call center. We dispatch crews from Palm Harbor, FL with the test equipment, the contacts, and the machine shop behind them.

Send a scope or asset list →
24/7
Phone coverage

Engineer on the line any hour. We triage by phone first — trip records, relay events, photos — so the crew arrives with the right parts.

Same day
Dispatch target

For Florida and nearby Southeast utilities, same-day or next-day field dispatch depending on crew availability and drive distance.

In-house
Parts manufacturing

When the OEM is gone and nobody stocks it, our machine shop makes it. Reverse-engineered contacts and components on short notice.

What we respond to

  • Transformer failures — oil leaks, winding faults, LTC malfunctions
  • Oil circuit breaker failures and emergency rebuilds
  • Vacuum and SF6 breaker trip failures
  • Disconnect and GOAB switch binding or failure to operate
  • Voltage regulator malfunction or loss of regulation
  • Relay and protection system events
  • Station battery and DC system failures
  • Post-storm damage assessment and restoration

What we bring

  • Doble M4100 / Megger test equipment for in-field diagnostics
  • Contact sets and LTC components — stocked for most common models
  • Oil processing equipment for transformer fluid restoration
  • Switching and isolation support
  • Temporary repair capability while rebuild is scoped
  • Documented field report with photos, test data, and action list
  • Follow-up rebuild or refurbishment scope when needed

Apparatus covered

  • Power transformers (distribution and substation class)
  • Load tap changers — all major manufacturers
  • Oil circuit breakers — Allis-Chalmers, GE, ITE / Brown Boveri
  • Vacuum circuit breakers
  • SF6 circuit breakers
  • Voltage regulators
  • Reclosers
  • Gang-operated air break switches
  • Switchgear and control cabinets

Service area

  • Florida — statewide, all utilities
  • Georgia, Alabama, South Carolina
  • Tennessee, Mississippi, Louisiana
  • Parts ship nationwide — same-day for stocked items
  • Storm restoration — multi-crew mobilization on request
View service area →

Call the emergency line

Available 24 hours. If you reach voicemail, leave your name, utility, and a callback number — we return calls within 15 minutes.

(727) 789-0951 Or send a scope online →
Case studies & related services
Case Study: 230 kV Autotransformer Emergency
TECO, June 2023. Next-day mobilization, unit removal, spare transport from Polk Power Plant, install, and testing.
Emergency Response Process
Full detail on our emergency dispatch process, standards, and documentation.
Transformer Field Testing
DGA, oil analysis, TTR, Doble power factor, and SFRA on power transformers.
Circuit Breaker Testing
Contact resistance, timing, HiPot, and primary injection on oil, vacuum, and air breakers.
Breaker Rebuild
Full OCB rebuild program — contacts, arc chutes, bushings, oil, and recommissioning.