Key benefits Reduces electromagnetic interference and line noise to improve device stability and signal integrity. Protects circuits from spikes and transient disturbances while enabling reliable power filtering. Small size and durable construction allow use on high-density PCBs and long-term operation in demanding environments. What this capacitor does Functions as a safety-rated power filter for bypassing, DC blocking, filtering, pairing and resonance in electronic circuits. Helps prevent interference on power lines and improves overall EMI performance of the system. Technical specifications Tolerance: ±10% Rated voltage: AC 310V Available capacitance values: 0.22 µF, 0.33 µF, 0.47 µF, 0.68 µF, 1 µF Operating temperature: -40°C to 110°C Lead material: tinned copper-plated steel wire Key features and why they matter Tinned copper-plated steel wire: offers mechanical strength with reliable solderability and corrosion resistance. Low-frequency loss and moisture resistance: preserves filtering efficiency and stability in humid or variable conditions. Anti-electromagnetic interference: reduces conducted and radiated interference in power lines and sensitive circuits. Withstands overpressure shock and is flame retardant: increases safety and durability under fault conditions. Compact size: designed for high-density component placement on modern circuit boards. Long service life: suitable for applications that require sustained reliability. Compatibility and installation Designed for through-hole mounting on standard printed circuit boards. Can be installed on common circuit types including power tools, electronic instruments, electronic devices and switches to protect sensitive circuitry. Use as a direct replacement where AC 310V-rated safety capacitors with the listed capacitance values and tolerance are required. Typical use scenarios 1) Switching power supplies: Install across input or output lines to suppress switching noise, improve EMI compliance and stabilize supply rails. 2) Industrial power modules and jumper power lines: Reduce interference between modules and improve immunity in industrial control systems that require robust power-line filtering. 3) Handheld power tools and electronic instruments: Provide transient suppression and filtering to protect control electronics from spikes, moisture-related degradation and mechanical stress. Performance and reliability notes Suitable for operating environments from -40°C to 110°C; choose the capacitance value that matches your circuit’s filtering or blocking requirements. The combination of tinned copper-plated steel leads and flame-retardant construction balances mechanical durability with safety performance. Ordering and selection tips Choose the capacitance (0.22, 0.33, 0.47, 0.68, 1 µF) that meets your circuit’s cutoff and resonance needs. Confirm AC 310V rating and ±10% tolerance compatibility with your design requirements and safety standards before installation. This capacitor provides compact, reliable power-line filtering and EMI mitigation for applications requiring AC 310V rating, multiple capacitance options, and operation from -40°C to 110°C.