RS PRO Chassis Mount Power Line Filter 20A 520V AC Terminal Block 3 Phase 50Hz/60Hz 237-8740

RS PRO 237-8740 Chassis Mount Power Line Filter delivers exceptional EMI filtering for industrial and sensitive electronic systems. Designed with sturdy chassis mount housing, the filter is ideal for installation in electrical cabinets, equipment racks and devices requiring high current and voltage protection. The three-phase configuration ensures enhanced protection against electromagnetic interference, making it well-suited for heavy-duty equipment, motors, and machinery used in manufacturing, medical, and laboratory environments.

Rated at 20A maximum current and 520V AC voltage, the filter operates efficiently across both 50Hz and 60Hz power supplies, allowing for worldwide compatibility. Terminal block connectors streamline electrical wiring and promote secure, vibration-resistant connections. With key filtering elements such as 1μF capacitance and 2.2mH inductance, the filter effectively suppresses voltage spikes and conducted radio frequency noise from power lines, safeguarding sensitive circuits and prolonging equipment lifespan.

Chassis mount construction designed for robust electrical environments. Terminal block connections enable easy and secure installation. Suitable for 20A and 520V AC, with operating frequencies of 50Hz and 60Hz. Three-phase filtering for enhanced protection against electromagnetic interference.

Leakage current limitation of 3.7mA, ensuring equipment safety. Compact size: Length 105mm, Depth 96mm, Height 41mm for easy integration. Capacitance 1μF and inductance 2.2mH are optimized for noise suppression. Certified to UL1283, CSA C22.2 No.8, EN 60939, IEC standards for global compliance.

This power line filter is a great fit for industrial control panels, medical diagnostic devices, laboratory instruments, and other sensitive systems where electromagnetic integrity is paramount. It protects equipment from transient voltage surges, power outages, short circuits, and external radio frequency interference, thereby maintaining stable performance and preventing permanent circuitry damage.

Typical applications include equipment where consistent and reliable power supply is critical, such as manufacturing lines, HVAC systems, laboratory analyzers, and automation controls. The filter is especially useful in areas subject to unpredictable electromagnetic environments and power disturbances.

Choose RS PRO for rigorously tested components trusted worldwide for their quality, versatility, and compliance with demanding industry regulations. Explore more EMI protection solutions in the Power Line Filters category on EnvMart.