P11 - 12.5mm Modular Panel Potentiometer Cermet | Vishay
MPN: P11 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
Drop-in alternatives for P11 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
ADPA1112
β Drop-Inβ In Stock
$650 / Unit
View Datasheet βP11S
β Drop-Inπ Reference alternative (not in catalog)
P11 Maximum Ratings & Electrical Characteristics
| Product Type | Modular panel potentiometer |
| Resistance Element | Cermet (P11 version); conductive plastic (PA11 version) |
| Housing Size | 12.5 mm |
| Mounting Type | Panel mount |
| Family Qualification | CECC 41300 |
| Military Standard Lineage | MIL-R-94 |
| Qualification Marking | GAM T1 |
| Intended Market (P11) | Industrial and military applications |
| Intended Market (PA11) | Professional audio applications |
| Family Variants | Cermet P11, conductive plastic PA11, trimmer version |
P11 standard Pin Configuration Guide
Complete pinout information for P11 (standard package). Learn about pin numbering, functions, and connection diagrams. Refer to the manufacturer datasheet for exact footprint and soldering guidelines. Common applications include circuit design and PCB assembly.
No detailed pinout data available for P11.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
P11 is suitable for 6 applications: Industrial Panel Adjustment, Military and Defense Instrumentation, Professional Audio Consoles and Racks, Test and Measurement Equipment, Power Supply Voltage Trimming, Motor Speed and Lighting Level Controls.
Industrial Panel Adjustment
The P11 cermet element is explicitly designated by Vishay for industrial applications, making it a natural fit for front-panel setpoint adjustment on process controllers, power supplies, and test instrumentation. The cermet element provides stable resistance over load life and temperature, so a calibration marked on the panel stays valid after thousands of adjustments. Mounted through the front panel in the 12.5 mm modular housing, the operator-facing shaft delivers manual control while CECC 41300 qualification supports quality-system documentation requirements. Designers should confirm the suffix-specific resistance value and linear taper, and route the wiper through the shielded signal path where the adjustment feeds a low-level analog input.
Recommended
Military and Defense Instrumentation
Vishay lists the P11 cermet version for military applications, backed by MIL-R-94 lineage and GAM T1 qualification marking, which simplifies component approval in defense equipment documentation. In military instrumentation, panel potentiometers serve as gain, offset, and threshold adjustments that technicians access during calibration and field service. The cermet element's stability under load life and its CECC 41300 compliance give procurement teams a recognized qualification basis. Because legacy military builds often demand long-term sourcing, the shared modular family (PA11 conductive plastic, P11S trimmer) provides continuity options within one manufacturer. Verify the exact suffix code covering resistance value, taper, and termination style against the original build standard before substitution.
Recommended
Professional Audio Consoles and Racks
For professional audio applications, the datasheet designates the PA11 conductive plastic version of the same 12.5 mm modular family rather than the cermet P11. Conductive plastic elements offer a smoother rotational torque curve and lower rotational contact noise, both critical for faders, pan controls, and tone stacks on mixing consoles and outboard rack gear. Audio designers building new hardware should select PA11 for signal-path adjustments, while the cermet P11 remains appropriate for non-signal functions such as PSU voltage trimming inside the same chassis, keeping one modular housing standard across the panel. Confirm the audio taper suffix when the control feeds a level or EQ circuit, since a linear element in an audio path produces uneven perceived loudness.
Recommended
Test and Measurement Equipment
Bench instruments and calibration fixtures rely on panel potentiometers for scale, zero, and span adjustments, and the P11's CECC 41300 qualification plus cermet element stability align with the repeatability these instruments demand. In a measurement front end, the pot typically forms a divider feeding an instrumentation amplifier or comparator reference; cermet's low drift keeps the adjustment point from walking between calibration cycles. The 12.5 mm modular housing allows the same shaft, bushing, and panel cutout across multiple controls on one instrument face, simplifying mechanical design. Designers should limit wiper current per the datasheet ratings and prefer multi-turn configurations where fine resolution is required, since a single-turn 12.5 mm pot offers limited setting resolution.
Recommended
Power Supply Voltage Trimming
Linear power supplies and battery chargers frequently include a panel or internal pot for output voltage adjustment, and the cermet P11 serves this role where the adjustment is set at the factory or by a service technician. The cermet element tolerates DC bias current in a divider across the feedback node, and the modular housing supports either panel access (P11) or sealed internal use (P11S trimmer variant). A practical circuit places the potentiometer between the output divider's top and bottom legs with the wiper feeding the regulator feedback pin, sized so one pot revolution covers the intended output window. Keep wiper current well below datasheet limits to avoid long-term resistance drift of the adjustment point.
Recommended
Motor Speed and Lighting Level Controls
Panel-mounted speed potentiometers drive the setpoint input of motor drives and dimmer circuits, and the industrial-rated P11 fits this duty with its CECC 41300 qualification and robust cermet element. In a drive setpoint application, the pot typically runs across a regulated 10 V reference with the wiper feeding the drive's speed input, so element stability directly maps to repeatable motor RPM or lamp level. The 12.5 mm modular housing accepts the same panel hardware as other family controls on a machine interface, allowing consistent operator ergonomics. Designers should choose a conductive plastic sibling (PA11) only where frequent operator adjustment causes cermet wear concerns, and must derate pot dissipation in enclosed, high-ambient panels.
Recommended
Recommended Products Summary
Engineering reference data for P11 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PA11 | P11S | P31 |
|---|---|---|---|---|
| Package | 12.5 mm modular panel potentiometer housing | 12.5 mm modular panel potentiometer housing - same | 12.5 mm modular housing, trimmer version - same family | Larger Vishay panel potentiometer housing - not same |
| Brand | Vishay Intertechnology (Vishay Siliconix) | Vishay Intertechnology | Vishay Intertechnology | Vishay Intertechnology |
| Resistance Element | Cermet | Conductive plastic | Cermet (trimmer version) | [DATA_NEEDED] |
| Housing Size | 12.5 mm | 12.5 mm | 12.5 mm | [DATA_NEEDED] |
| Primary Application | Industrial and military | Professional audio | Factory/internal calibration (trimmer) | [DATA_NEEDED] |
| Qualification Standards | CECC 41300, MIL-R-94 (GAM T1) | CECC 41300 family qualification | CECC 41300 family qualification | [DATA_NEEDED] |
| Adjustment Style | Panel-operated rotary | Panel-operated rotary | Trimmer (set-and-forget) | Panel-operated rotary |
| Resistance Value Range | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Cermet element stability for industrial/military use (vs PA11)
- Recognized qualification basis (vs Generic panel pots)
- Trade-off: not optimized for audio (vs PA11)
Design Notes
The P11 is ordered by suffix codes that specify resistance value, taper, shaft style, and termination. Ordering the bare base number P11 without a complete suffix will likely yield the wrong variant. Always transcribe the full ordering code from the Vishay datasheet ordering-information table, and when replacing an existing unit, measure the end-to-end resistance and observe the taper characteristic (linear vs audio) before sourcing.
For signal-path adjustments, wiper contact noise and element wear matter. Use the P11 cermet version for DC bias, reference, and setpoint circuits where adjustment is infrequent, and select the PA11 conductive plastic sibling for audio or frequently adjusted signal controls, since conductive plastic offers lower rotational contact noise and smoother torque per the datasheet's application split.
Estimated: keep potentiometer dissipation well below its element rating. As a conservative design habit for unspecified legacy panel pots, limit wiper and element current so that power across the element stays a small fraction of the rated value in the suffix datasheet; if the rating is unknown, calculate worst-case dissipation as V^2/R across the element at maximum applied voltage and verify against the official Vishay P11 datasheet ratings before release.
Compliance Information
Verified data confirms CECC 41300 compliance and MIL-R-94 GAM T1 lineage for the family. RoHS/REACH/lead-free status not stated in provided data; verify on official Vishay product page for the suffix-complete part number.
