FNIRSI Automatic DC Boost/Down Converter Power Supply Module CC CV 0.5-30V 3A 35W/4A 50W Adjustable Power Supply Voltmeter

2026-04-21T03:01:22-07:00

Price: 20.00 - 23.22 (2 variants)

4A NC Lifting and Adjustable Power Module

LCD,Has a large volume heat sink,Optional fan, With housing protection

With fan / Fanless

Technical Parameters

| regular version | Enhanced Edition
Input voltage | 7V-32V
The output voltage | 0.5V-32V(Weak output capability below 1.8V)

Output current

Normal cooling 3A

Enhanced heat

dissipation up to 4A

Output Power | 35W natural cooling | Enhanced cooling 50W
Voltage resolution | 0.01V
Current resolution | 0.001A

Features

Input anti-reverse connection, reverse connection will not burn out; output anti-backflow, no need to add anti-backflow diode when charging the battery

Can switch between Chinese and English

Can be set to power on or off by default

Timing switch,After setting the time, when the time arrives, flip the current power switch state

Key Function

| Other interfaces | Set interface

ON / OFF

short press

Switchgear

The setting option switch is not entered. The setting option is used to switch the setting data.

ON / OFF

long press

no

Exit setup options and save

SET short press | Switch pages | Not enter the setting option switching effect, enter the setting option for switching the setting data effect
SET long press | no | Enter setup options

CC

Rotate left and right

Current limiting current

Rotate left and right

Current limiting current

CV

Rotate left and right

Output voltage

Rotate left and right

Output voltage

Interface description

1,Vin: Input voltage value

2,Out: Output voltage value

3,Cur: Output current value

4,Pow: Output power value

5,C/F: Temperature value (unit can be set)

6,Indicator: Green light: output switch indicator

red light: current limit indicator

7,Timer: timing time

8,timing: Timer switch

1,Language: System language setting

2,switch: Power-on default switch settings

3,temperature: Temperature unit setting

4,timing: Output power value

5,time: Timer function switch and time setting

①Green indicates output voltage and blue indicates output current;

②The top value is the maximum value in the displayed waveform, and the bottom value is the minimum value in the displayed waveform.

Display range parameters of input voltage, output voltage, and output current

① Output overvoltage protection (OVP): 1.8V-32V custom adjustment,default 32V