RX20 Wirewound Ceramic Resistor 10W-10000W Power Range with AC2500V Voltage Resistance
RX20 adjustable wirewound resistors are high-power ceramic resistors designed for demanding industrial applications. Featuring surface insulation with high-temperature resistant coating, these resistors offer exceptional power handling, strong overload resistance, and high voltage capability between electrodes and mounting brackets.
| Parameter | Specification |
|---|---|
| Power Range | 10W - 10,000W |
| Voltage Range | 0.5KV - 10KV |
| Resistance Range | 1Ω - 1KΩ |
| Withstand Voltage | AC2500V / 1min 50Hz |
| IP Rating | IP00 |
| Rated Temperature | 375°C, short-term / repeat 40% ED |
| Thermal Equilibrium Time Constant | τ = 200s |
| Resistance Tolerance | ±5%, ±10% |
- High voltage resistance up to 10KV
- Strong overload resistance capability
- High power handling from 10W to 10,000W
- Surface insulation with high-temperature coating
- Thermal stability with 375°C rated temperature
- Ceramic construction for durability
Simulated loads, discharge equipment, industrial automation systems, power electronics, and high-voltage testing applications.
| Power (W) | L1 ±2 | L2 ±2 | L3 ±3 | D ±2 | H ±2 | H1 ±2 | B ±0.5 | N ±0.5 | T ±0.2 | Φ d±0.2 | Resistance (Ω) | Weight (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10W | 50 | 70 | 90 | 16 | 16 | 42 | 5 | 8 | 0.5 | 3 | 0.1-1K | 50 |
| 20W | 50 | 70 | 90 | 16 | 16 | 42 | 5 | 8 | 0.5 | 3 | 0.1-1K | 50 |
| 30W | 50 | 70 | 90 | 16 | 16 | 42 | 5 | 8 | 0.5 | 3 | 0.1-1K | 50 |
| 40W | 85 | 105 | 125 | 20 | 20 | 42 | 5 | 8 | 0.5 | 3 | 0.1-1K | 90 |
| 50W | 90 | 120 | 145 | 28 | 28 | 68 | 5 | 8 | 0.6 | 3.8 | 0.1-2K | 100 |
| 60W | 90 | 120 | 145 | 28 | 28 | 68 | 5 | 8 | 0.6 | 3.8 | 0.1-2K | 100 |
| 75W | 140 | 170 | 195 | 28 | 28 | 68 | 5 | 8 | 0.6 | 3.8 | 0.1-2K | 180 |
| 80W | 140 | 170 | 195 | 28 | 28 | 68 | 5 | 8 | 0.6 | 3.8 | 0.1-2K | 180 |
| 100W | 170 | 200 | 225 | 28 | 28 | 68 | 5 | 8 | 0.6 | 3.8 | 0.1-2K | 230 |
Note: Dimensions are for reference only. Specific size selection requires consultation. Allowable resistance deviation: ±5% ±10%, withstand voltage: 3000V.
Model coding example: RX20-50-10RJ
| Component | Description |
|---|---|
| RX20 | Product category - RX20 series |
| 50 | Rated power (50=50W, 100=100W) |
| 10R | Resistance value (R1=0.1Ω, 100R=100Ω) |
| J | Precision (F=±1%, G=±2%, H=±3%, J=±5%, K=±10%) |
For optimal performance and longevity, we recommend using resistors with a 1.5x power margin. For example, if circuit calculations show 1W requirement, select a 2W resistor to ensure reliability under varying conditions.
A: Yes, we welcome sample orders for quality testing and inspection. Mixed samples are acceptable.
A: Sample preparation takes 3-5 days, mass production requires 8-10 working days.
A: Minimum order quantity is low, and single samples are available for inspection.
A: We ship via DHL, UPS, FedEx, or TNT (3-5 days delivery). Air and sea transportation options also available.
A: Yes, custom logo printing is available. Please notify us formally before production.
A: Yes, we offer a comprehensive 5-year warranty for all our products.
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