Home Energy Diagnostic

Appliance Energy & Plug-In Solar Calculator

Pinpoint exactly how much each appliance adds to your monthly electric bill, and discover how a standard 120V plug-in solar kit or direct-DC heat pump wipes out daytime consumption under NEC 705.12.

1. Configure Your Appliance

Daily Operating Time 8h
1 hour 12 hours 24 hours
Daytime Run Share (09:00 - 16:00) 50%
0% (Night only) 50% (Day / Night) 100% (Day only)

2. Electricity Bill Impact

Estimated Monthly Bill Impact
$36.72
216 kWh / month
Daily Power Cost
$1.22
Daily Consumption
7.2 kWh
Annual Bill Impact
$446.76
Annual Consumption
2,628 kWh
Daytime vs. Nighttime Bill Split (Monthly)
Daytime (Solar Window): $18.36 Nighttime: $18.36
Plug-In Solar Prescription

How to Wipe Out This Cost with Plug-In Solar

You do not need an expensive $25,000 whole-home rooftop solar contractor or months of utility interconnection bureaucracy to eliminate your daytime appliance electricity costs.

State Legal Status US Average

No national statutory limit; local utility interconnection rules and NEC 705.12 apply.

View Balcony Solar Law on the US Map →
NEC 705.12(B) Compliant

800 W Kit (~$1,000)

High-efficiency solar panels paired with a UL 1741-certified microinverter that plugs into any dedicated outdoor 120 V household outlet. Supplies daytime baseload power directly to your home circuit.

Daytime Energy Wiped Out: 102 kWh / mo
Appliance Bill Savings: $18.36 / mo
Annual Household Savings: $186.00 / yr
Payback Horizon: 48 months
Read Plug-In Solar Safety Guide
Zero Utility PTO Required

Direct-DC Solar Heat Pump / Mini-Split

Connect 2 to 4 solar panels directly to a hybrid DC mini-split heat pump via MC4 cables. Runs 100% on daytime solar with zero AC backfeed to the grid, zero utility interconnection paperwork, and 100% HOA solar rights compliance.

Daytime HVAC Offset: 100% ($0 daytime cost)
Monthly Bill Reduction: $18.36 / mo
Annual Bill Reduction: $220.32 / yr
Explore Heat Pump Solar Matching
Peak Shaving & Backup

Plug-In Solar + Battery Storage

Store excess midday solar generation in a compact modular LiFePO4 battery pack and automatically discharge during expensive evening peak hours (4 PM - 9 PM) to flatten your utility rate tier.

Installation Type: 100% DIY Plug & Play
Evening Peak Shaving: Up to 2.0 kWh / evening
Emergency Backup: Grid-Outage Capable
View Battery ROI Sizing Guide