25W Rheostats:

19 Products Found
We offer a wide range of rheostats, with power ratings from 25W to 1kW. Track resistances range from 0.5Ohm to 50kOhm.Like potentiometers, rheostats have a uniform resistance track and a sliding contact – however they are connected into an external circuit differently, and they have a different function. They have two terminals rather than three, where one terminal is connected to the resistance track and the other to the sliding contact. As two-terminal devices they are wired in series with a load such as a lamp. Moving the sliding contact alters the series resistance in circuit, controlling the level of current flowing through the lamp and therefore its brightness.

Types of rheostats

Rotary Rheostats are usually used in power applications; as the name suggests, their resistance tracks are rotary.Linear Rheostats have a linear movement for changing the resistance path length and therefore the resistance. This type is usually found in laboratory applications.Preset Rheostats are usually found on printed circuit boards, and used for calibration purposes.

Rheostat applications

Rheostats are used in dimmer circuits, heaters and ovens, and speed control circuits for motors. They are also used for easily varying currents in teaching applications.
Show More
View
Buyer
Engineer
Manufacturer
Resistance
Track Resistance
Power Rating
Product Range
Voltage Rating
Resistor Mounting
Adjustment Type
Temperature Coefficient
Rheostat Type
Resistance Tolerance
Resistor Terminals
Resistor Technology
Product Length
Product Height
Operating Temperature Min
Operating Temperature Max
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice forQuantity
24M7065

RoHS

Date/Lot Code

Each
1+
$394.090
5+
$375.280
10+
$356.460
Min: 1 / Mult: 1
-
10ohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
24M7069

RoHS

Date/Lot Code

Each
1+
$413.470
5+
$364.040
10+
$314.600
Min: 1 / Mult: 1
-
2.2kohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
24M7071

RoHS

Date/Lot Code

Each
1+
$317.330
5+
$301.420
10+
$285.500
Min: 1 / Mult: 1
-
22ohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
64K5759

RoHS

Date/Lot Code

Each
1+
$126.140
5+
$122.490
10+
$118.850
25+
$114.660
50+
$113.450
Min: 1 / Mult: 1
-
500ohm
25W
H Series
-
Panel Mount
Flatted
-
-
± 10%
Solder Lug
-
-
34.93mm
-
-
64K5741

RoHS

Date/Lot Code

Each
1+
$128.790
5+
$122.250
10+
$115.690
25+
$113.360
Min: 1 / Mult: 1
-
10ohm
25W
H Series
-
Panel Mount
Flatted
-
-
± 10%
Solder Lug
-
-
34.93mm
-
-
64K5752

RoHS

Date/Lot Code

Each
1+
$131.900
5+
$124.900
10+
$117.880
25+
$115.930
50+
$113.970
Min: 1 / Mult: 1
-
250ohm
25W
H Series
-
Panel Mount
Flatted
-
-
± 10%
Solder Lug
-
-
34.93mm
-
-
64K5754

RoHS

Date/Lot Code

Each
1+
$147.180
5+
$132.380
10+
$117.580
25+
$107.380
50+
$100.200
More Pricing...
Min: 1 / Mult: 1
-
3ohm
25W
H Series
-
Panel Mount
Flatted
-
-
± 10%
Solder Lug
-
-
34.93mm
-
-
13P3573
Each
1+
$22.330
5+
$21.510
10+
$20.750
25+
$19.780
50+
$19.060
More Pricing...
Min: 4 / Mult: 1
400ohm
400ohm
25W
Dividohm 210 Series
625V
Panel Mount
Slide
± 260ppm/°C
High Power, Flame Proof
± 10%
Solder Lug
Wirewound
50.8mm
-
-
-
24M7073

RoHS

Date/Lot Code

Each
1+
$341.680
Min: 1 / Mult: 1
-
4.7ohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
24M7066

RoHS

Date/Lot Code

Each
1+
$279.280
5+
$268.780
10+
$258.260
Min: 1 / Mult: 1
-
100ohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
24M7072

RoHS

Date/Lot Code

Each
1+
$314.600
Min: 1 / Mult: 1
-
220ohm
25W
RT Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
25mm
-55°C
320°C
64K5757

RoHS

Date/Lot Code

Each
1+
$143.470
5+
$135.250
10+
$127.030
25+
$120.440
50+
$119.080
More Pricing...
Min: 1 / Mult: 1
-
5kohm
25W
H Series
-
Panel Mount
Flatted
-
-
± 10%
Solder Lug
-
-
34.93mm
-
-
46AM3134

RoHS

Date/Lot Code

Each
1+
$248.600
5+
$245.500
10+
$242.200
25+
$229.180
Min: 1 / Mult: 1
-
25ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3138

RoHS

Date/Lot Code

Each
1+
$260.800
5+
$257.560
10+
$254.100
25+
$240.420
Min: 1 / Mult: 1
-
500ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3139

RoHS

Date/Lot Code

Each
1+
$248.600
5+
$245.500
10+
$242.200
25+
$229.180
Min: 1 / Mult: 1
-
75ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3133

RoHS

Date/Lot Code

Each
1+
$260.800
5+
$257.560
10+
$254.100
25+
$240.420
Min: 1 / Mult: 1
-
175ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3132

RoHS

Date/Lot Code

Each
1+
$226.000
5+
$223.190
10+
$220.190
25+
$208.350
Min: 1 / Mult: 1
-
100ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3137

RoHS

Date/Lot Code

Each
1+
$248.600
5+
$245.500
10+
$242.200
25+
$229.180
Min: 1 / Mult: 1
-
50ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
46AM3135

RoHS

Date/Lot Code

Each
1+
$260.800
5+
$257.560
10+
$254.100
25+
$240.420
Min: 1 / Mult: 1
-
250ohm
25W
RT25 Series
-
Panel Mount
Rotary
-
-
± 10%
Solder Lug
-
-
50mm
-55°C
320°C
1-19 of 19 items
of 1 page(s)

Popular Suppliers

MURATA
PANASONIC
VISHAY
MULTICOMP PRO
KEMET
BOURNS
OHMITE
TE CONNECTIVITY
TDK