Features
- Standard taping package allows for automatic insertion and forming.
- A fully automated process and strict quality control system result
in uniform quality and consistent performance in reliability.
- The small and lightweight body style saves considerable PWB space.
- High Dielectric Withstanding Voltage up to 1KV. Flameproof
construction in a ceramic tube, resistant to humidity and
insulation.
Product Positioning and Core Applications
The ROP series cylindrical cement wire-wound resistors are
high-reliability power resistors designed specifically for
industrial electronic equipment, power systems, automated control
equipment, and electronic control boards. The products utilize a
flame-retardant ceramic tube structure and wire-wound resistor
technology, ensuring stable electrical performance while possessing
excellent insulation and moisture resistance.
As a professional wire wound resistor manufacturer providing
industrial-grade solutions, this series of products is manufactured
through a fully automated production process and a strict quality
control system, meeting the stability, consistency, and safety
requirements of equipment operating continuously for extended
periods.
Its maximum withstand voltage of AC1000V makes it suitable for
applications such as power protection, voltage division, current
limiting, and industrial control circuits.
Product Specifications
| Item | Specifications |
|---|
| Product Series | ROP Series |
| Product Type | Cylindrical Cement Wire Wound Resistor |
| Rated Power | 1W / 2W / 3W / 5W |
| Resistance Range (Wire Wound Type) | 0.1Ω～150Ω |
| Resistance Range (Power Film Type) | 48Ω～50KΩ |
| Resistance Tolerance | ±5% (J) |
| Temperature Coefficient | ±300ppm/℃ |
| Maximum Withstand Voltage | AC 1000V / 1 Minute |
| Insulation Resistance | ≥1000MΩ |
| Operating Voltage | 150V～350V |
| Operating Temperature | -55℃～+155℃ |
| Fire Resistance | Flameproof Construction |
| Damp Heat Life | 40℃ / 95%RH / 1000 Hours |
| Load Life | 70℃ / 1000 Hours |
| Package Type | Bulk / T/B / T/R |
Applications
Industrial Power Systems
Suitable for switching power supplies, industrial power modules,
power protection circuits, and voltage divider circuits.
Automation Control Equipment
Widely used in PLC control systems, industrial control boards, and
automated production equipment.
Motor Drive Systems
Suitable for motor controllers, drive modules, and power regulation
circuits.
Electronic Control Boards
Can be used as current limiting, voltage dividing, and load control
components in various electronic control systems.
Industrial Electronic Equipment
Suitable for industrial electronic products requiring high
insulation, high reliability, and long-term stable operation.
