Small Workshop Calculator
What Size Power Station Do You Need?
Before we look at the power stations, let’s find out exactly how much power you will need for your small workshop on a daily basis.
Simply enter the **Minutes** you plan to use your high-draw appliances (like a mitre saw or angle grinder), and the **Hours** you plan to run your continuous appliances (like lighting or a heater). The calculator will automatically calculate your perfect setup.
Small Workshop Power Calculator
Enter your typical **uses** or **hours of runtime** for your power tools and workshop gear below. We'll automatically calculate your daily consumption and recommend the perfect heavy-duty power station to handle those massive power surges off-grid.
| Icon | Appliance | Avg. Watts | Daily Usage | Total (Wh) |
|---|---|---|---|---|
| High-Draw Power Tools | ||||
| Table Saw / Circular Saw (Assumes 5 mins total cut time/use) | 1700W | uses | 0 Wh | |
| Mitre Saw / Chop Saw (Assumes 5 mins total cut time/use) | 1600W | uses | 0 Wh | |
| Angle Grinder (Assumes 5 mins/use) | 1500W | uses | 0 Wh | |
| Belt Sander / Disc Sander (Assumes 10 mins/use) | 1100W | uses | 0 Wh | |
| Router (Assumes 10 mins/use) | 1200W | uses | 0 Wh | |
| Planer / Thicknesser (Assumes 10 mins/use) | 1550W | uses | 0 Wh | |
| Jigsaw (Assumes 10 mins/use) | 600W | uses | 0 Wh | |
| Reciprocating Saw (Assumes 5 mins/use) | 800W | uses | 0 Wh | |
| Power Tools Subtotal: | 0 Wh | |||
| Air & High-Surge Equipment | ||||
| Air Compressor (Small/Med) (Assumes 15 mins/use) | 2000W | uses | 0 Wh | |
| Impact Wrench (Assumes 5 mins/use) | 500W | uses | 0 Wh | |
| Nail Gun / Stapler (With compressor - Assumes 10 mins/use) | 1000W | uses | 0 Wh | |
| Air Equipment Subtotal: | 0 Wh | |||
| Continuous / Workshop Support | ||||
| Shop Vac / Dust Extractor (Hours connected to tools) | 1250W | hrs | 0 Wh | |
| LED Workshop Lighting | 50W | hrs | 0 Wh | |
| Radio / Bluetooth Speaker | 20W | hrs | 0 Wh | |
| Phone / Tablet Charging | 15W | hrs | 0 Wh | |
| Laptop Charging | 60W | hrs | 0 Wh | |
| Fan / Heater (small) | 1000W | hrs | 0 Wh | |
| Support Subtotal: | 0 Wh | |||
| Welding & Heavy Equipment (Optional) | ||||
| MIG / Arc Welder (small) (Assumes 10 mins active welding) | 2500W | uses | 0 Wh | |
| Plasma Cutter (Assumes 10 mins active cutting) | 3500W | uses | 0 Wh | |
| Heavy Equipment Subtotal: | 0 Wh | |||
RESULTS BOX
*Calculation includes a 15% buffer to account for common 240V AC inverter efficiency loss (the standard difference between battery capacity and usable output for heavy-duty plug sockets). Note: Ensure your chosen power station's AC output rating exceeds your highest wattage tool!
RECOMMENDED POWER STATIONS (STEP 2)
Based on your off-grid workshop calculation above, we recommend these heavy-duty choices:
#1 Choice
#2 ChoiceOnce you have decided on which power station you will be using check out our solar panel calculator just choose your power station from the drop down list and the calculator will provide a list of the recommended solar panels and accessories needed to get your off-grid solar system up and running stress free
