Siemens 2.5 kVA DIN Rail Transformer, 230 V AC, 400 V AC Primary, 42 V, 24 V Secondary, EN 61558-2-6 4AM4842-8JD40-0FA0

Siemens 4AM4842-8JD40-0FA0 is a high-quality 2.5 kVA DIN rail transformer designed for stepping down voltage efficiently with dual primary input voltages of 230 V AC and 400 V AC. It delivers dual secondary voltages of 42 V and 24 V, making it suitable for diverse electrical applications. The transformer complies with EN 61558-2-6 safety standards and carries CUUS certification, ensuring robust performance and safety.

The device is designed for installation on a DIN rail, facilitating easy and secure mounting within electrical cabinets, control panels, and machinery. Its compact physical dimensions of 121 mm length, 122 mm width, and 134 mm depth allow for optimal space usage without compromising power capacity. The transformer’s screw terminal connections ensure stable and quick wiring, improving maintenance and setup efficiency.

Rated for operation between 50 Hz to 60 Hz, this transformer supports a broad range of industrial and commercial power supply environments. It can operate reliably at temperatures up to 55°C, making it suitable for demanding HVAC systems, medical devices, manufacturing equipment, and other industrial applications where voltage regulation and safety are critical.

Equipped with two outputs, this unit enables powering multiple loads from a single transformer source, saving design space and reducing installation complexity. Weighing 16.9 kg, the transformer balances durability and manageable handling. The product is manufactured in the Czech Republic, reflecting Siemens’ commitment to quality and compliance with international standards.

Typical use cases include power distribution in industrial control panels, medical power supply regulation, and protective voltage stepping within HVAC installations. Mounting on a DIN rail ensures modular and neat electrical infrastructure setups, enhancing maintenance and system scalability.

Compact DIN rail mount for efficient space utilization. Twin outputs allow powering two loads simultaneously. Screw terminals provide secure and easy connections. Operates reliably within 50 to 60 Hz frequency range. Robust enclosure with operating temperature up to 55°C.

Dimensions: length 121 mm, width 122 mm, depth 134 mm for compact installation. Gross weight of 16.9 kg facilitates handling and mounting. Suitable for industrial, medical, and HVAC power applications. Manufactured in Czech Republic ensuring quality and compliance.

Explore more DIN Rail Transformers and power supply components on EnvMart for reliable industrial and commercial electrical solutions.