• Improve Overhead Service: $3,000 to $4,500
• Upgrade Electrical Service: 100 amps: $1,200 – $1,800
• Upgrade Electrical Service: 200 amps: $1,500 – $2,200
• Install Main/Sub Breaker Panel: $500 – $800
• Replace Obsolete Electrical Panel: $1,200 – $1,800
• Replace 120 Volt Circuit: $150 – $250
• Replace 240 Volt Circuit: $250 – $350
• Separate Grounds and Neutrals: $200 – $300
• Gas Bonding: $200 – $300
• Install Ground Rod: $300 – $400

• Install Exterior Outlet/Weatherproof: $200 – $300
• Add Conventional Receptacle: $75 – $150 per outlet
• Upgrade GFCI Receptacle: $75 – $100 per outlet
• Correct Open Ground/Reverse Polarity: $25 – $50 per
• Replace Switch: $15 – $25 each
• Install Junction Box: $150 – $300
• Install Electrical Conduit: $5 – $8 / lin. ft.
• Install Light Fixture: $100 – $200 each
• Install Ceiling Fan: $200 – $300 each
• Install Aluminum Compatible Outlet: $60 -$120 each
• Re-wire Room Conventional Romex: $1,000 – $1,500

Smoke Detectors (on each level and every inside bedroom)

• Battery Operated: $50 – $75 each
• Hard-Wired: $75 – $100 each
• Combination: $100 – $150 each

Carbon Monoxide Detectors (outside bedrooms each level)

• Battery Operated: $50 – $75 each