The amperage rating of a cord is a function of the wire gauge number of current carrying conductors and length of the cord.
													
																	10 4 wire rating. 
									
	
		
	
																	30 amps 25 amps. 
																	The tables below are intended to be a general guide for wire size and amp ratings. 
																	Get free shipping on qualified 4 10 wire or buy online pick up in store today in the electrical department. 
																	10 4 soow bulk wire cord 4 wire 30a 600v outdoor rated 10 awg 4 conductor bulk flexible electrical cable 10 4 soow sku. 
															
													
									
	
		
	
																	40 amps 35 amps. 
																	25 amps 20 amps. 
																	2 3 or 4 3 4 or 5. 
																	60 c 140 f nm b uf b. 
															
													
									
	
		
	
																	2 3 or 4 3 4 or 5. 
																	60 c 140 f 75 c 167 f awg mm copper. 
																	75 c 167 f thw thwn se use xhhw. 
																	10 awg 4 black power cord by the foot item 26908 model 55809646 designed for extra hard usage on industrial equipment battery chargers power extensions and mining applications. 
															
													
									
	
		
	
																	When a cord has three current carrying conductors there is a decrease in amperage. 
																	90 c 194 f thwn 2 thhn xhhw 2 use 2.