RS PRO 2 x 18 V AC 2 Output PCB Transformer Low Profile, 30 VA, IECBSEN 615586, ASNZS 61558 Standards 121-3857

RS PRO 121-3857 is a high-efficiency low profile PCB transformer designed for electronic applications requiring 2 output voltages of 18 V AC. With a power rating of 30 VA, this transformer offers versatile connectivity through dual independent secondary windings, enabling series or parallel configurations to achieve diverse voltage and current outputs.

This transformer supports dual primary voltages of 115 V and 230 V AC, suitable for global power supply standards. It features a mounting type dedicated to PCB installation, with a compact form factor measuring 68mm in length, 57mm in width, and 35mm in depth, making it suitable for space-constrained circuit boards.

The device carries a weight of 530 grams and offers 10-pin connections with a rated transformer current of 1666.6mA. It withstands isolation voltages of up to 3.75kVrms, ensuring safety and compliance in demanding electrical environments. The maximum operating temperature of 130°C allows reliable performance under elevated thermal stress.

Certified to international standards including IECBSEN 615586, ASNZS 61558..6, CE marking, and RoHS directives, this PCB Transformer conforms to rigorous safety, performance, and environmental norms. Its low interwinding capacitance and reduced radiated noise contribute to stable and interference-free operation.

Features two independent 18 V AC secondary windings for versatile output configurations. Supports dual primary voltages of 115 V and 230 V AC for broad compatibility. Compact low profile design with dimensions of 68mm length, 57mm width, and 35mm depth.

Mounted via PCB with 10 pins and 1666.6mA current rating. Operates between 50Hz and 60Hz frequency range with maximum operating temperature of 130°C. High isolation voltage of 3.75 kVrms ensures electrical safety. Complies with IECBSEN 615586, ASNZS 61558 series, CE, and RoHS standards.

Low interwinding capacitance and low radiated noise for high efficiency and quiet operation.

This transformer is ideal for industrial, electronic power supply, manufacturing, and laboratory applications requiring reliable low voltage AC output with compact footprint and regulatory compliance.

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