BC1 Disc Adjustment Variable Resistor 300W 5R-50R with High Temperature Enamel Coating for Industrial Electrical Equipment
The BC1 series disc adjustment variable resistor features high-temperature enamel coatings and robust construction for industrial electrical applications. These wire-wound resistors provide precise voltage and current regulation in demanding environments.
- Alloy resistance wire wound on ring-shaped ceramic skeleton with high-temperature glaze fixation
- Power range: 25W-500W with resistance values from 10Ω-1KΩ
- High resolution capability with wide resistance range
- Excellent heat resistance, humidity resistance, and wear resistance
- Available in single, dual, triple, and quadruple configurations
- Complies with ROHS specification and lead-free standards
| Parameter | Specification |
|---|---|
| Standard Resistance Range | 1Ω~5KΩ |
| Resistance Tolerance | ±10% |
| Terminal Resistance | ≤0.2% or 1Ω |
| Insulation Resistance | ≥100MΩ (500V DC) |
| Maximum Operating Temperature | 350℃ |
| Mechanical Travel | 300°±10° |
| Parameter | Specification |
|---|---|
| Operating Temperature Range | -55℃~350℃ |
| Vibration Resistance | 10~200Hz, 40m/S², ΔR≤±3%R |
| Temperature Cycling | -55°C to 85°C, ΔR |
| Humidity Resistance | 40±2°C, RH:95%-98%, 48h ΔR≤±3%R |
Suitable for voltage and current adjustment in industrial electrical equipment with AC voltage ≤380V and DC voltage ≤220V. Ideal for telecommunications, transportation railways, electrical equipment, medical devices, industrial machinery, and low-frequency AC/DC electrical systems requiring precise regulation control.
Our manufacturing facility maintains strict quality control with pre-production sampling and final inspection before shipment. We support OEM customization and ODM orders with extensive production experience since 2005.
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