David Harvey Electric Co., Inc. delivers certified commercial and industrial electrical construction, Tesla dealership showroom wiring, 400A+ switchgear panels, high-voltage signage repairs, and 24/7 emergency dispatch across Tampa Bay.
Actual job-site and commercial electrical installation photographs from David Harvey Electric Co., Inc. serving Tampa Bay since 1990.
Florida Certified Electrical Contractor (#EC13002198) providing commercial construction, Tesla showroom wiring, and 400A+ switchgear panels.
Complete heavy-duty rigid metal conduit runs, 3-phase transformer step-down wiring, sub-panel feeds, and dedicated machinery power distribution for Tampa commercial centers.
High-voltage commercial power drops, DC fast charger sub-panels, architectural spotlighting, and dedicated heavy-current circuits engineered for automotive dealerships.
Bucket-truck illuminated sign ballast repairs, LED conversions, high-mast parking lot pole lighting, and high-voltage neon transformer troubleshooting.
Replacement of aged commercial main disconnects with 400A to 1200A copper bus bar switchgear, surge suppression, and TECO power company coordination.
Generac and Kohler liquid-cooled commercial standby generators paired with automatic transfer switches (ATS) to keep facilities operational during hurricane power outages.
15-minute emergency dispatch for blown main fuses, transformer burnouts, short circuit isolation, and commercial electrical code violations across Hillsborough County.
Select your facility square footage to calculate required commercial switchgear amperage and transformer sizing.
3-Phase Transformer Sizing: 75 kVA 3-Phase Ready
Drag the slider to compare a dangerous rusted breaker box against a newly installed 400A 3-phase surge-protected main electrical switchgear panel.
AFTER: 400A 3-PHASE SWITCHGEAR
BEFORE: DANGEROUS RUSTED PANEL
Real feedback from commercial facility managers and automotive dealership executives since 1990.
"David Harvey Electric handled the complete high-voltage electrical wiring for our Tesla dealership showroom in Tampa Bay. Flawless execution, zero delay, and passed TECO inspection!"
"When our high-voltage pylon sign malfunctioned at our commercial location on Dale Mabry, David Harvey Electric dispatched a bucket truck within 20 minutes and repaired the ballast!"
"Upgraded our industrial facility's main switchgear to a 800A 3-phase system. Professional master electricians who truly know commercial power!"
3-Phase electrical systems deliver continuous, balanced voltage (120/208V or 277/480V) required to run heavy commercial HVAC units, high-output LED spotlight arrays, and DC fast EV charging stations without voltage sag.
Yes. We operate specialized aerial bucket trucks to repair, retrofit, and maintain high-pole parking lot LED lighting, neon signage transformers, and commercial pylon signs across Hillsborough and Pinellas Counties.
Commercial facilities typically range from 400A 3-phase up to 2000A main switchgear disconnects depending on total square footage, machinery loads, and electric vehicle charging capacity.
Yes. As a Florida Certified Electrical Contractor (#EC13002198), we pull all necessary building permits with the City of Tampa / Hillsborough County and coordinate service transformer disconnections directly with Tampa Electric (TECO) or Duke Energy.
David Harvey Electric Co., Inc. was founded in Tampa, FL in 1990 (36+ years of continuous service under FL State License #EC13002198), serving commercial and residential clients across Tampa Bay.