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Print out these charts for handy reference

Chart 1: Home Appliance Wattage Chart 2: Portable Electric Tool Wattage Chart 3: Motor - Starting Requirements

Chart 4:The Proper size of Insulated Copper Wire for Extension Cables (Outdoor Rated U.L. type SJTW-A)
Current in
Amperage
Load in Watts
At
120 volts
At
240 volts
Maximum Allowable Cable Length
#4
Wire
#6
Wire
#8
Wire
#10
Wire
#12
Wire
#14
Wire
#16
Wire
#18
Wire
2.5
300
600
---
---
---
1000
600
375
250
150
5.0
500
1200
---
---
---
500
300
200
125
75
7.5
900
1800
---
---
---
330
200
125
80
50
10
1200
2400
---
625
400
250
150
100
50
35
15
1800
3600
650
400
265
165
100
50
---
---
20
2400
4800
500
300
200
125
80
---
---
---
25
3000
6000
400
250
150
100
---
---
---
---
30
3600
7200
325
200
125
---
---
---
---
---
35
4200
8400
275
175
100
---
---
---
---
---
40
4800
9600
250
250
---
---
---
---
---
---
45
5400
10800
225
---
---
---
---
---
---
---
50
6000
12000
200
---
---
---
---
---
---
---

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