Astrodyne TDI

Astrodyne TDI is a recognized manufacturer of high-performance power conversion and electromagnetic interference (EMI) filtering products, serving engineers and OEMs across a broad range of mission-critical industries. The company specializes in designing and producing solutions that ensure clean, reliable, and conditioned power for sensitive electronic systems. With a focus on quality engineering and compliance with international standards, Astrodyne TDI products are trusted in medical, industrial, military, aerospace, semiconductor, and telecommunications applications.

The Astrodyne TDI product portfolio includes EMI and RFI filters, board-mount and external/off-board AC-DC and DC-DC power supplies, power line protection devices, power distribution units, and uninterruptible power supply (UPS) backup systems. With over 5,683 products available, the company offers both standard catalog components and custom-engineered solutions tailored to specific voltage, current, and form factor requirements. These products are designed to meet stringent regulatory certifications including UL, CE, EN, and MIL-SPEC, making them suitable for use in environments where reliability and safety are paramount.

3J LIMITED is an authorized distributor of Astrodyne TDI products, providing customers with streamlined access to the manufacturer's extensive range of filters, power supplies, and power protection solutions. Through 3J LIMITED, engineers and purchasing professionals can source authentic Astrodyne TDI components with confidence, supported by technical documentation, competitive pricing, and reliable supply chain services. This partnership ensures that design teams can efficiently integrate high-quality power and filtering solutions into their projects.