Product Overview
The Piher T-21 Series is a 21mm carbon potentiometer designed for various control and sensing applications. It features a carbon resistive element, offering high mechanical endurance and a wide range of electrical specifications including voltage ratings up to 250 VDC (linear) and 150 VDC (non-linear), and nominal power ratings of 0.25W (linear) and 0.12W (non-linear) at 50C. Available in multiple models with metal or plastic shafts and various bushing options, the T-21 series supports diverse mounting and operational needs. Optional extras include switches (F1, F2), detents, stereo matching, and custom assemblies, making it adaptable for specialized requirements.
Product Attributes
- Brand: Piher
- Series: T-21
- Resistive Element: Carbon
- Certifications: ISO 14001
- Manufacturing Origin: Spain
Technical Specifications
| Specification | Details |
|---|---|
| Series | T-21 |
| Potentiometer Size | 21mm |
| Resistive Element | Carbon |
| Electrical Rotation Angle | 290 20 |
| Mechanical Rotation Angle | 310 5 |
| Operating Temperature | -25C to +70C (up to 85C depending on application) |
| Max. Voltage | 250 VDC (linear), 150 VDC (non-linear) |
| Nominal Power (50C) | 0.25 W (linear), 0.12 W (non-linear) |
| Standard Tolerance | 20% |
| Stop Torque | > 80 Ncm. |
| Torque | 0.5 to 1.5 Ncm. |
| Models (Shaft Type) | D, T, S, W, X, Y, Z, H, V, L, C (Metal & Plastic Shafts) |
| Bushing Diameter Options | 6, 6.35, 3/8" x 32 h., M10 x 0.75 |
| Switch Options | F1 (Code: F01), F2 (Requires metal shaft, refer to I-21 switch code) |
| Detent Options | Available (Not with plastic shaft X, W, Y, Z; Not compatible with switch) |
| Stereo Matching | Available on tandem models, upon request |
| Custom Assemblies | With wires and connectors, upon request |
| Packaging | Boxes of 150 / 200 pieces |
| Mechanical Life | 1,000,000 cycles (typical) |
| Electrical Life | 500 h. at 50C, 0.25 W |
I-21 Switch Specifications (Standalone)
| Specification | Details |
|---|---|
| Series | I-21 |
| Switch Types | Rotary, Push/Push, Push/Pull |
| Switch Rating (Typical) | 2A or 4A, 250 VAC |
| Contact Resistance | 25 m |
| Dielectric Strength | 2000 V |
| Insulation Resistance | 100 M |
| Mechanical Life | 10,000 cycles |
| Packaging | Boxes of 100 pieces |
2411121014_Amphenol-T21AH-M0607-104A2020-TA_C6866296.pdf
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