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Open Frame Rheostats

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Termination Style	Resistance	Power Rating	Voltage Rating	Tolerance	Shaft Diameter	Shaft Length	Length	Height	Diameter	Minimum Operating Temperature	Maximum Operating Temperature	Open Frame/Enclosed	Packaging
Rheostats 100watt 5K 1000V Std Shaft RKS5K0E Ohmite 1: $592.19 2In Stock	Mfr. Part # RKS5K0E Mouser Part # 588-RKS5K0E	Ohmite	Rheostats 100watt 5K 1000V Std Shaft	Datasheet	2In Stock	$592.19 $550.93	Min.: 1 Mult.: 1	RKS	Solder Lug	5 kOhms	100 W	1 kV	10 %	0.25 in	0.875 in	1.75 in		3.125 in			Open Frame	Bulk
Rheostats 100watt 5ohm 1000V Std Shaft RKS5R0E Ohmite 1: $607.07 1In Stock	Mfr. Part # RKS5R0E Mouser Part # 588-RKS5R0E	Ohmite	Rheostats 100watt 5ohm 1000V Std Shaft	Datasheet	1In Stock	$607.07 $529.74	Min.: 1 Mult.: 1	RKS	Solder Lug	5 Ohms	100 W	1 kV	10 %	0.25 in	0.875 in	1.75 in		3.125 in			Open Frame	Bulk
Rheostats 7.5 ohm 10% 100W Wirewound Pot RKS7R5E Ohmite 1: $534.43 1In Stock	Mfr. Part # RKS7R5E Mouser Part # 588-RKS7R5E	Ohmite	Rheostats 7.5 ohm 10% 100W Wirewound Pot	Datasheet	1In Stock	$534.43 $467.70 $450.60	Min.: 1 Mult.: 1	RKS	Solder Lug	7.5 Ohms	100 W	1 kV	10 %	6.35 mm	22.23 mm	66.68 mm		79.38 mm			Open Frame	Bulk
Rheostats 300watt 25ohm 1225V Std Shaft RNS25RE Ohmite 1: $959.40 1In Stock	Mfr. Part # RNS25RE Mouser Part # 588-RNS25RE	Ohmite	Rheostats 300watt 25ohm 1225V Std Shaft	Datasheet	1In Stock	$959.40 $795.12	Min.: 1 Mult.: 1	RNS		25 Ohms	300 W	1.225 kV	10 %	9.53 mm	51 mm		60.33 mm	152.4 mm			Open Frame	Bulk
Rheostats 225watt 100ohm 1300V Std Shaft RPS100E Ohmite 1: $1,079.97 1In Stock	Mfr. Part # RPS100E Mouser Part # 588-RPS100E	Ohmite	Rheostats 225watt 100ohm 1300V Std Shaft	Datasheet	1In Stock	$1,079.97 $1,023.08	Min.: 1 Mult.: 1	RPS	Solder Lug	100 Ohms	225 W	1.3 kV	10 %	9.53 mm	51 mm	104.98 mm		127 mm			Open Frame	Bulk
Rheostats 12.5watt 10ohm Std Shaft RES10RE Ohmite 1: $244.13 3In Stock	Mfr. Part # RES10RE Mouser Part # 588-RES10RE	Ohmite	Rheostats 12.5watt 10ohm Std Shaft	Datasheet	3In Stock	$244.13 $221.98 $207.02 View Quote	Min.: 1 Mult.: 1	RES	Solder Lug	10 Ohms	12.5 W	305 V	10 %	0.125 in	0.625 in	0.688 in		0.875 in			Open Frame	Bulk
Rheostats 35 ohm 10% 25W Wirewound Pot RHL35RE Ohmite 1: $307.23 2In Stock	Mfr. Part # RHL35RE Mouser Part # 588-RHL35RE	Ohmite	Rheostats 35 ohm 10% 25W Wirewound Pot	Datasheet	2In Stock	$307.23 $240.37 $236.68	Min.: 1 Mult.: 1	RHL	Solder Lug	35 Ohms	25 W	500 V	10 %	6.35 mm	22.23 mm	57.16 mm		39.62 mm			Open Frame	Bulk
Rheostats 50watt 800ohm 750V Std Shaft RJS800E Ohmite 1: $300.45 1In Stock	Mfr. Part # RJS800E Mouser Part # 588-RJS800E	Ohmite	Rheostats 50watt 800ohm 750V Std Shaft	Datasheet	1In Stock	$300.45 $280.41 $269.67	Min.: 1 Mult.: 1	RJS		800 Ohms	50 W	750 V	10 %								Open Frame	Bulk
Rheostats 150W 7.5 OHM 1200V Std Shaft RLS7R5E Ohmite 1: $766.51 2In Stock	Mfr. Part # RLS7R5E Mouser Part # 588-RLS7R5E	Ohmite	Rheostats 150W 7.5 OHM 1200V Std Shaft	Datasheet	2In Stock	$766.51 $704.36	Min.: 1 Mult.: 1	RLS	Solder Lug	7.5 Ohms	150 W	1.2 kV	10 %	6.35 mm	22.23 mm	73.03 mm		101.6 mm			Open Frame	Bulk
Rheostats 12.5watt 15K 305V Std Shaft RES15K Ohmite 1: $55.41 1In Stock Factory Special Order	Mfr. Part # RES15K Mouser Part # 588-RES-15K Factory Special Order	Ohmite	Rheostats 12.5watt 15K 305V Std Shaft	Datasheet	1In Stock	$55.41 View $49.49	Min.: 1 Mult.: 1	RES	Solder Lug	15 kOhms	12.5 W		10 %								Open Frame	Bulk
Rheostats 38mm 25W 150ohm 10% RT025AS1500KB Vishay / Sfernice 1: $383.93 A tariff of 10% may be applied if shipping to the United States. 10Expected 11/18/2026	Mfr. Part # RT025AS1500KB Mouser Part # 72-RT025AS1500KB	Vishay / Sfernice	Rheostats 38mm 25W 150ohm 10%	Datasheet	10Expected 11/18/2026	$383.93 $317.75 $313.94 A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	RT25	Solder Lug	150 Ohms	25 W	300 V	10 %	6 mm	22 mm	50 mm		38 mm	- 55 C	+ 320 C	Open Frame	Bulk
Rheostats 25watt 75ohm 500V Std Shaft RHS75RE Ohmite 1: $263.13 21Expected 2/15/2027	Mfr. Part # RHS75RE Mouser Part # 588-RHS75RE	Ohmite	Rheostats 25watt 75ohm 500V Std Shaft	Datasheet	21Expected 2/15/2027	$263.13 $254.50 $224.52 View Quote	Min.: 1 Mult.: 1	RHS	Solder Lug	75 Ohms	25 W	500 V	10 %	0.25 in	0.875 in	1.375 in		1.56 in			Open Frame	Bulk
Rheostats 50watt 1K 750V Std Shaft RJS1K0E Ohmite 1: $364.17 6Expected 11/9/2026	Mfr. Part # RJS1K0E Mouser Part # 588-RJS1K0E	Ohmite	Rheostats 50watt 1K 750V Std Shaft	Datasheet	6Expected 11/9/2026	$364.17 $324.21 $294.58	Min.: 1 Mult.: 1	RJS	Solder Lug	1 kOhms	50 W	750 V	10 %	0.25 in	0.875 in	1.375 in		2.31 in			Open Frame	Bulk
Rheostats 50watt 4ohm 750V Std Shaft RJS4R0E Ohmite 1: $387.62 5Expected 2/15/2027	Mfr. Part # RJS4R0E Mouser Part # 588-RJS4R0E	Ohmite	Rheostats 50watt 4ohm 750V Std Shaft	Datasheet	5Expected 2/15/2027	$387.62 $343.23 $325.48	Min.: 1 Mult.: 1	RJS		4 Ohms	50 W	750 V	10 %								Open Frame	Bulk
Rheostats 150watt 25ohm 1200V Std Shaft RLS25RE Ohmite 1: $709.50 5On Order	Mfr. Part # RLS25RE Mouser Part # 588-RLS25RE	Ohmite	Rheostats 150watt 25ohm 1200V Std Shaft	Datasheet	5On Order	$709.50 $660.23	Min.: 1 Mult.: 1	RLS	Solder Lug	25 Ohms	150 W	1.2 kV	10 %	0.25 in	0.875 in	2 in		4 in			Open Frame	Bulk
Rheostats 150watt 500ohm 1200V Std Shaft RLS500E Ohmite 1: $659.22 3On Order	Mfr. Part # RLS500E Mouser Part # 588-RLS500E	Ohmite	Rheostats 150watt 500ohm 1200V Std Shaft	Datasheet	3On Order	$659.22 $545.38	Min.: 1 Mult.: 1	RLS		500 Ohms	150 W	1.2 kV	10 %								Open Frame	Bulk
Rheostats 150watt 0.5ohm 1200V Std Shaft RLSR50E Ohmite 1: $839.05 5Expected 12/29/2026	Mfr. Part # RLSR50E Mouser Part # 588-RLSR50E	Ohmite	Rheostats 150watt 0.5ohm 1200V Std Shaft	Datasheet	5Expected 12/29/2026	$839.05 $754.54	Min.: 1 Mult.: 1	RLS	Solder Lug	500 mOhms	150 W	1.2 kV	10 %	0.25 in	0.875 in	2 in		4 in			Open Frame	Bulk
Rheostats 12.5watt 200ohm Std Shaft RES200E Ohmite 1: $239.97 5Expected 12/7/2026	Mfr. Part # RES200E Mouser Part # 588-RES200E	Ohmite	Rheostats 12.5watt 200ohm Std Shaft	Datasheet	5Expected 12/7/2026	$239.97 $222.39 $221.46 View Quote	Min.: 1 Mult.: 1	RES		200 Ohms	12.5 W		10 %								Open Frame	Bulk
Rheostats 25watt 500ohm 500V Std Shaft RHS500E Ohmite 1: $270.73 4Expected 1/25/2027	Mfr. Part # RHS500E Mouser Part # 588-RHS500E	Ohmite	Rheostats 25watt 500ohm 500V Std Shaft	Datasheet	4Expected 1/25/2027	$270.73 $221.39 $201.16 View Quote	Min.: 1 Mult.: 1	RHS	Solder Lug	500 Ohms	25 W	500 V	10 %	0.25 in	0.875 in	1.375 in		1.56 in			Open Frame	Bulk
Rheostats 50watt 10K 750V Std Shaft RJS10KE Ohmite 1: $359.72 5Expected 2/8/2027	Mfr. Part # RJS10KE Mouser Part # 588-RJS10KE	Ohmite	Rheostats 50watt 10K 750V Std Shaft	Datasheet	5Expected 2/8/2027	$359.72 $324.39 $271.80	Min.: 1 Mult.: 1	RJS	Solder Lug	10 kOhms	50 W	750 V	10 %	0.25 in	0.875 in	1.375 in		2.31 in			Open Frame	Bulk
Rheostats 50watt 300ohm 750V Std Shaft RJS300E Ohmite 1: $298.41 1Expected 1/25/2027	Mfr. Part # RJS300E Mouser Part # 588-RJS300E	Ohmite	Rheostats 50watt 300ohm 750V Std Shaft	Datasheet	1Expected 1/25/2027	$298.41 $276.10 $272.67	Min.: 1 Mult.: 1	RJS		300 Ohms	50 W	750 V	10 %	6.35 mm	22.23 mm		34.93 mm	58.67 mm			Open Frame	Bulk
Rheostats 300watt 100ohm 1225V Std Shaft RNS100E Ohmite 1: $1,092.07 1Expected 11/2/2026	Mfr. Part # RNS100E Mouser Part # 588-RNS100E	Ohmite	Rheostats 300watt 100ohm 1225V Std Shaft	Datasheet	1Expected 11/2/2026	$1,092.07 $975.30	Min.: 1 Mult.: 1	RNS		100 Ohms	300 W	1.225 kV	10 %								Open Frame	Bulk
Rheostats Ohmite RLS1K0E RLS1K0E Ohmite 1: $514.45 1Expected 1/4/2027	Mfr. Part # RLS1K0E Mouser Part # 588-RLS1K0E	Ohmite	Rheostats	Datasheet	1Expected 1/4/2027	$514.45 $469.23 $426.32 View Quote	Min.: 1 Mult.: 1	RLS													Open Frame
Rheostats 12.5watt 150ohm 305V Locking Shaft REL150E Ohmite 1: $284.54 54Stock Available	Mfr. Part # REL150E Mouser Part # 588-REL150E	Ohmite	Rheostats 12.5watt 150ohm 305V Locking Shaft	Datasheet	54Stock Available More Info Available	$284.54 $275.94 $268.36	Min.: 1 Mult.: 1	REL	Solder Lug	150 Ohms	12.5 W	305 V	10 %	3.18 mm	15.88 mm	33.34 mm		22.23 mm			Open Frame	Bulk
Rheostats 12.5watt 15ohm 305V Locking Shaft REL15RE Ohmite 5: $295.83 11Stock Available	Mfr. Part # REL15RE Mouser Part # 588-REL15RE	Ohmite	Rheostats 12.5watt 15ohm 305V Locking Shaft	Datasheet	11Stock Available More Info Available	$295.83 $286.47 $279.42	Min.: 5 Mult.: 1	REL	Solder Lug	15 Ohms	12.5 W	305 V	10 %	3.18 mm	15.88 mm	33.34 mm		22.23 mm			Open Frame	Bulk