100 Amp Sub-Panel Install Service

100 Amp Sub-Panel Install Service – Book Online in Los Angeles, CA

High-Capacity Power | Code-Compliant | Only 10% to Start

Need serious power for a detached structure, full ADU, or high-demand workspace? LA Pro Electrical offers a turnkey 100 amp sub-panel installation for just $1,699, with only 10% down to get started. Our licensed, insured electricians handle the full job—labor, wiring, breakers, materials, and permit assistance if needed—so you get maximum power, without the stress.

This service is perfect for powering large spaces with heavy electrical loads, such as guesthouses with full kitchens, garages with EV chargers and compressors, or workshops with industrial-grade tools. You pick the date, and we’ll handle the rest—ensuring everything is up to Los Angeles code, passes inspection, and is backed by our 5-year workmanship warranty. Fast, reliable, and built to last.

Why Install a 100 Amp Sub-Panel?

A 100 amp sub-panel is ideal for major power distribution when a structure needs near full-house capacity. It’s perfect for:

• Full-size ADUs or second homes

• Detached buildings with HVAC, appliances & laundry

• Garages with EV chargers, compressors & power tools

• Workshops with welders, saws, or high-draw machinery

• Secondary units with full kitchens and HVAC systems

Common Installation Locations

• ADUs or guesthouses

• Full garages or workshops

• Detached home offices

• Outdoor structures with appliances

• Secondary rental units

What’s Included in Your 100 Amp Sub-Panel Install

• New Siemens 100 Amp Sub-Panel

• Breakers, conduit, wiring & all hardware

• Complete labor by licensed pros

• Arc-fault & surge protection

• Clean panel mount & circuit labeling

• Full testing & Los Angeles code compliance

• Backed by a 5-Year Workmanship Warranty

Optional Add-ons (Upon Request)

• Permit pulling (fees not included)

• LADWP or SCE Meter Spot Request

• Additional circuits or panel upgrades

Booking is Simple – Just 10% to Start

• Book online in minutes

• Pay only $169.90 down

• Choose your preferred date

• We confirm your job, pull permits (if needed), and assign a vetted electrician

• Balance is due after clean, code-compliant installation

Why LA Pro Electrical?

We deliver clean installs that meet inspection on the first pass. With licensed electricians and transparent pricing, you get:

✅ Labeled circuits
✅ Sturdy panel mount
✅ Surge & arc-fault safety
✅ Full load testing
✅ 5-year warranty

Questions? Reach Out Anytime.

📞 (833) 663-6777
📧 info@laproelectrical.com

📍 Service Areas

Current Available Service Locations in Los Angeles County: