Overview

RL-350W-EXC is a Class-I chassis-type switching power supply designed for high-load industrial and OEM systems. It supports switch-selectable AC input ranges and delivers stable DC power with high efficiency across multiple voltage variants.

The power supply is compliant with EMC EN55035 / EN55032 Class-A requirements and is suitable for demanding industrial environments where continuous operation, reliability, and protection are critical.

Key Features

• Class I structure

• Wide input voltage range: 85–264 VAC, 50/60 Hz (switch selectable)

• Withstands VAC surge input for 5 seconds

• EMC compliant: EN55035 / EN55032 Class A

• Operating temperature up to 70°C

• Over-voltage category III

• Low standby power consumption (<0.2W)

• Built-in protections: OVP, OLP, SCP

• 3-year manufacturing warranty

Available Variants

• 12V DC – 29.2A

• 15V DC – 23.4A

• 24V DC – 14.6A

• 36V DC – 9.73A

• 48V DC – 7.3A

All variants share identical electrical, safety, and functional characteristics, differing only in output voltage and output current rating.

Applications

• Industrial control systems

• Industrial equipment & OEM machinery

• Power systems

• Rail transportation equipment

• Industrial and commercial lighting systems

Why Choose This SMPS?

RL-350W-EXC offers high power density, strong overload handling (hiccup recovery), wide input flexibility, and industrial-grade reliability. It is ideal for OEMs and panel builders needing a dependable 350W chassis power supply for automation and machine power distribution.

FAQs

Q1. What is the input voltage range of the RL-350W-EXC?
It supports 85–132VAC and 180–264VAC (switch selectable) and also supports 140–370VDC, making it suitable for various industrial power sources.

Q2. What output voltage options are available in this series?
RL-350W-EXC is available in 12V, 15V, 24V, 36V, and 48V DC variants.

Q3. Does output current vary with the selected output voltage?
Yes. Output current changes based on the output voltage while maintaining a total power rating of 350W.

Q4. Is RL-350W-EXC suitable for control panels and OEM machines?
Yes. It is ideal for industrial automation panels, OEM machinery, and power distribution in control cabinets.

Q5. What protections are built into this SMPS?
It includes overload protection, short-circuit protection, and over-voltage protection with hiccup auto-recovery.

Q6. Can this SMPS handle high starting loads?
Yes. The overload protection supports 1.4–1.8× rated output power in hiccup restart mode until the abnormal load is removed.

Q7. What is the operating temperature range?
The SMPS can operate up to 70°C ambient temperature. Above 50°C, output power is derated as per the derating curve.

Q8. What EMC class does this model meet?
It complies with EN55035 / EN55032 Class A conducted and radiated emission requirements.

Q9. What is the warranty for RL-350W-EXC?
It comes with a 3-year manufacturing warranty.