Vishay 25 W 4.7 Ω Wirewound Rheostat 2.3kA, RT025AS4R70KB
- RS Stock No.:
- 168-0128
- Mfr. Part No.:
- RT025AS4R70KB
- Brand:
- Vishay
Subtotal (1 pack of 25 units)*
£6,941.00
(exc. VAT)
£8,329.25
(inc. VAT)
FREE delivery for orders over £60.00
Temporarily out of stock
- 25 unit(s) shipping from 18 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 25 + | £277.64 | £6,941.00 |
*price indicative
- RS Stock No.:
- 168-0128
- Mfr. Part No.:
- RT025AS4R70KB
- Brand:
- Vishay
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Vishay | |
| Maximum Resistance | 4.7Ω | |
| Product Type | Wirewound Rheostat | |
| Tolerance ± | 10% | |
| Power Rating | 25W | |
| Number of Turns | 1 | |
| Packaging | Bulk | |
| Mount Type | Panel Mount | |
| Shaft Diameter | 6mm | |
| Mounting Hole Diameter | 10.5 mm | |
| Termination Style | Solder Lug | |
| Maximum Voltage | 10.8V | |
| Minimum Operating Temperature | -55°C | |
| Maximum Operating Temperature | 320°C | |
| Length | 50mm | |
| Diameter | 38mm | |
| Height | 25mm | |
| Standards/Approvals | RoHS | |
| Series | RT25 | |
| Current Rating | 2.3kA | |
| Actuator Type | Linear Shaft | |
| Shaft Length | 22mm | |
| Core Type | Open | |
| Select all | ||
|---|---|---|
Brand Vishay | ||
Maximum Resistance 4.7Ω | ||
Product Type Wirewound Rheostat | ||
Tolerance ± 10% | ||
Power Rating 25W | ||
Number of Turns 1 | ||
Packaging Bulk | ||
Mount Type Panel Mount | ||
Shaft Diameter 6mm | ||
Mounting Hole Diameter 10.5 mm | ||
Termination Style Solder Lug | ||
Maximum Voltage 10.8V | ||
Minimum Operating Temperature -55°C | ||
Maximum Operating Temperature 320°C | ||
Length 50mm | ||
Diameter 38mm | ||
Height 25mm | ||
Standards/Approvals RoHS | ||
Series RT25 | ||
Current Rating 2.3kA | ||
Actuator Type Linear Shaft | ||
Shaft Length 22mm | ||
Core Type Open | ||
RT Series Wirewound Rheostats - 12 W and 500 W
The Vishay RT Series of linear wire wound rheostats are designed for use in professional and industrial equipment. Particularly in equipment where transients, repeated overloads, impacts and vibrations characterise everyday operation.Suggested accessories for these rheostats include control buttons and displays.
Features & Benefits
Vitreous enamel construction provides exceptional reliability
Linear wire wound track
Compact size per dissipation rating
Wide operating temperature range
Designed for heavy-duty applications such as repeated overloads, transients and conditions where shock and vibrations occur
Rheostats supplied with mounting hardware
1000 Vrms dielectric strength for 25 W models
±10% tolerance
Note
Mounting surface must be earthed.
Related links
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