150 Amp Sub-Panel Install Service

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

Heavy-Duty Power | Code-Compliant | Only 10% to Start

Need more power than your main panel allows? LA Pro Electrical offers a complete 150 amp sub-panel installation for just $2,099, with only 10% down to reserve your service date. Our licensed, insured electricians handle everything—labor, wiring, breakers, materials, and permit assistance—so your high-demand project gets the power it needs, stress-free.

Why Install a 150 Amp Sub-Panel?

A 150 amp sub-panel is ideal for supplying serious power to a detached structure or secondary unit requiring nearly full residential load capacity. Perfect for:

• Large ADUs or full-size guesthouses

• Detached garages with multiple EV chargers

• Workshops with high-powered equipment

• Pool houses, saunas, or outdoor entertainment spaces

• Homes with solar battery systems or backup power

Common Installation Locations

• Full guesthouses or ADUs

• Detached workshops or garages

• Outdoor kitchens and pool setups

• High-demand backyard structures

• Rental units or in-law suites

What’s Included in Your 150 Amp Sub-Panel Install

• New Siemens 150 Amp Sub-Panel

• All breakers, conduit, and wiring

• Full labor by licensed, insured electricians

• Arc-fault and surge protection

• Panel mounting and circuit labeling

• Final load testing and LA city code compliance

• Backed by a 5-Year Workmanship Warranty

Optional Add-ons (Available Upon Request)

• Permit pulling (separate fee)

• LADWP or SCE Meter Spot Request

• Additional circuits or outlet configurations

Booking Is Easy – Just 10% to Start

• Book online in minutes

• Pay only $209.90 down

• Choose your preferred installation date

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

• Remaining balance is due upon clean, complete installation

Why Choose LA Pro Electrical?

We simplify heavy-power installations with transparent pricing, expert workmanship, and guaranteed code compliance. You’ll receive:

✅ Labeled circuits
✅ Surge-protected panel
✅ Clean, code-compliant wiring
✅ Guaranteed inspection pass
✅ 5-Year Warranty

Have Questions? Let’s Talk.

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

📍 Service Areas

Current Available Service Locations in Los Angeles County: