Astron VLS-25M Variable DC Power Supply

The Astron VLS-25M is a robust, solid-state, electronically regulated linear power supply designed for applications requiring a stable and clean DC output. It features user-adjustable voltage and current limiting, making it a versatile tool for laboratory testing, amateur radio, and other electronic applications in the USA.

### Technical Specifications

* **Model:** Astron VLS-25M
* **Power Supply Type:** Linear, Regulated, Variable
* **Input Voltage:** 105-125 VAC
* **Output Voltage:** 28 VDC ± 0.05 volts
* Internally adjustable range: 22-32 VDC
* Externally adjustable range: 5-32 VDC
* **Continuous Duty Output Current:**
* @ 28 VDC: 18 Amps
* @ 12 VDC: 10 Amps
* @ 5 VDC: 5 Amps
* **Intermittent Communication Service (ICS) Output Current:**
* @ 28 VDC: 25 Amps
* @ 12 VDC: 12 Amps
* @ 5 VDC: 5 Amps
* **Externally Adjustable Current Limit:** 1-25 Amps
* Adjustable from 1.5 Amps to Full Load
* **Ripple Voltage:** Less than 5mV peak to peak (full load and low line)
* **Load Regulation:** 0.08% from 0 to Full Continuous Load
* **Metering:** Separate backlit voltmeter and ammeter on the front panel
* **Protection Features:**
* Fold-back current limiting: Protects the power supply from excessive current and continuous shorted output
* Crowbar over voltage protection: Included on all models except specific RS/LS series
* Chassis mount fuse
* **AC Current Draw:** Not specified

### Electrical

* **Input:** 105-125 VAC, 50/60 Hz
* **Output:** Variable DC, 28 VDC nominal (adjustable 5-32 VDC)
* **Current Limiting:** Externally adjustable from 1.5 Amps to the maximum rated output

### Interfaces

* **Power Terminals:** 1/4″-20 Screw Type
* **Power Cord:** Three-conductor power cord

### Physical

* **Dimensions:** 6 x 13¾ x 11 inches
* **Shipping Weight:** 46 lbs
* **Cooling:** Heavy duty heat sink
* **Construction:** Made in the USA

### Compatibility

* The Astron VLS-25M is suitable for powering mobile, portable, and aviation equipment from standard wall current. Its clean DC output and adjustable parameters make it compatible with a wide range of electronics testing and amateur radio applications.

Why Choose Aumictech for the Astron VLS-25M?
At Aumictech, we specialize in supplying high-end power supply equipment. Whether you need reliable laboratory-grade power, stable output for radio communications, or precise voltage and current control for electronics testing, our team ensures the Astron VLS-25M delivers maximum performance for your application.