Power Conversion Solutions

Precision power for

AI servers.industrial automation.automotive electronics.

Isolated DC/DC and AC/DC modules, microchip power supplies to 10 400 W/in³, PSIP point-of-load regulators, precision amplifiers and connectors — distributed and independently developed in Xi'an.

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2021

Founded in Xi'an

10 400W/in³

Peak power density

2080W

Highest module output

Product families

Your Engineering Partner

Distribution and independent R&D, under one roof

A “distribution plus independent R&D” dual-wheel model: one wheel deepens component distribution and builds a stable supply chain, the other concentrates on our own power, amplifier and connector development.

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ERM · ERK · brick series

Standard Power Modules

Isolated DC/DC and AC/DC bricks from 3 W to 2080 W — metal-shelled, epoxy-potted and fully localised.

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YSPI · YSDCM · YSBCM

Microchip Power Supplies

Chip-scale converters to SJ 20668, reaching 10 400 W/in³ in FULL-CHIP and HALF-CHIP packages.

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YS3701 · YS1258 · YS3622

Connectors

Board-to-board, wire-to-board and surface-mount connectors from 0.50 mm to 3.00 mm pitch.

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Where Our Power Goes

Six families, one supply chain

01AI Servers & Data

From the server halls where AI is trained

High-voltage bus converters and PSIP point-of-load regulators feeding accelerator boards — 1500 W from a 260–410 V input at 96.4 % efficiency, then stepped to core rails at up to 60 A.

1500 W fixed-ratio bus converters

PSIP rails from 2 A to 60 A

10 400 W/in³ peak power density

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02Industrial Automation

to the control systems that run the plant

Isolated ERM and ERK bricks and the 1/32-to-full-brick family, epoxy-potted in metal shells and specified across the full −55 to +105 °C range with remote ON/OFF and full protection.

−55 to +105 °C operation

3 W to 2080 W in one brick family

1500–3000 Vdc isolation

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03Automotive & IoT

to the vehicles and devices at the edge

USCAR-2 and QC/T qualified wire-to-board and board-to-board connectors for door and window control, security systems and smart vehicles — plus Micro I/O parts carrying 10 Gbps in a quarter of an RJ45 footprint.

0.50 mm to 3.00 mm pitch range

10 Mbps to 10 Gbps Micro I/O

Vibration- and shock-resistant contacts

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−55 to +105 °C

Full specified operating range

96.5 %

Peak conversion efficiency

4242 Vdc

Highest isolation rating

SJ 20668 · GJB 10164

General specifications applied

Customers & Partners

Serving hundreds of industrial customers and research institutions

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Get product updates and application notes

New series, datasheet revisions and design guidance — roughly once a month.

Need a part number that isn't in the manual?

Semi-custom part numbers can be assigned to your requirement — tightened parameters, extended temperature grades or a fully customised power assembly.

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