Load Studies
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The load studies
Capacity Report · $500
Twelve months of records, unsealed · 2 days
Measured · NEC 220.87
Twelve months of utility data, peak × 125% · 3 days
Metered · NEC 220.87
We arrange 30 days of on-site metering · about 5 weeks
What you get
The sealed set, sheet by sheet
Which one do I need? →
Use Cases
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What are you adding?
EV charging
Can your panel handle chargers?
Service upgrade
Told you need one? Check first.
Tenant fit-out
New tenant, more load?
Solar and battery
Interconnection needs a load study.
Heat pumps
Electrifying heating?
Occupancy change
New use, same service. Will it hold?
Pricing
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Order a load study · 2 minutes
Let’s scope your study and price it.
01
What's driving this?
EV charging
Adding EV chargers
Level 2 or DC fast, one site or a fleet
Service upgrade
Told I need a service upgrade
Want a second opinion before signing the quote
Tenant fit-out
New tenant, more load
Fit-out, lease question, sub-panel capacity
Solar and battery
Filing an interconnection
The utility wants existing load documented
Heat pumps
Electrifying heating
Boiler replacement or a decarb mandate
Occupancy change
Changing the facility's use
Office to restaurant, warehouse to gym: a new load profile
Something else
Another panel question
Machinery, renovation, due diligence, curiosity
02
Which study fits? Go by what you have.
Our suggestion
Measured · NEC 220.87
From your utility records
Your real 12-month peak, times 125%. Routinely finds room an envelope calculation cannot see.
You have: 12 months of utility bills
Metered · NEC 220.87
From 30 days on the panel
We arrange the install and meter the exact panel the load lands on. The only measured path for a sub-panel.
You have: a sub-panel, or no records
Not sure. Recommend one from my answers.
Order a Load Study | Wattif
