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| Part Number | 3540S-1-203 | 3540S-1-203L | 3540S-1-503 | 3540S-1-103 | 3540S-1-202 | 
|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | 
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | 
| Resistance (Ohms) | 20k | 20k | 50k | 10k | 2K | 
| Tolerance | ±5% | ±5% | ±5% | ±5% | ±5% | 
| Power (Watts) | 2W | 2W | 2W | 2W | 2W | 
| Built in Switch | None | None | None | None | None | 
| Number of Turns | 10 | 10 | 10 | 10 | 10 | 
| Features | - | - | - | - | - | 
| Taper | Linear | Linear | Linear | Linear | Linear | 
| Number of Gangs | 1 | 1 | 1 | 1 | 1 | 
| Adjustment Type | User Defined | User Defined | User Defined | User Defined | User Defined | 
| Temperature Coefficient | ±50ppm/°C | ±50ppm/°C | ±50ppm/°C | ±50ppm/°C | ±50ppm/°C | 
| Rotation | 3600° | 3600° | 3600° | 3600° | 3600° | 
| Resistive Material | Wirewound | Wirewound | Wirewound | Wirewound | Wirewound | 
| Termination Style | Solder Lug | Solder Lug | Solder Lug | Solder Lug | Solder Lug | 
| Actuator Type | Slotted | Slotted | Slotted | Slotted | Slotted | 
| Actuator Length | 0.812" (20.63mm) | 0.812" (20.63mm) | 0.812" (20.63mm) | 0.812" (20.63mm) | 0.812" (20.63mm) | 
| Actuator Diameter | 0.2497" (6.34mm) | 0.2497" (6.34mm) | 0.2497" (6.34mm) | 0.2497" (6.34mm) | 0.2497" (6.34mm) | 
| Bushing Thread | 3/8-32 | 3/8-32 | 3/8-32 | 3/8-32 | 3/8-32 | 
| Mounting Type | Panel Mount | Panel Mount | Panel Mount | Panel Mount | Panel Mount |