[7美國直購] 35W DC 3V-21V 3A Adjustable USB Electronic Load Battery Discharge Tester Fan SG

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35W DC 3V-21V 3A Adjustable USB Electronic Load Battery Discharge Tester Fan SG

Description:

This is a device used to simulate an electrical load, usually for testing purposes. This discharge tester is used for testing a battery or power bank. It is easy to operate and can test battery within the range of 3V~21V. It is designed with a aluminum heat sink and a cooling fan for better heat dissipation, which will start working automatically when temperature is higher than 55°C and stops when temperature is under 45℃.

Features:
There are 2 adjustment knobs, one coarse knob and one fine knob, that can be used for quick and accurate current control.
The input USB port is reversible for easy plug in which mean that you don't have to worry about up or down position of it.
Designed with a high standard aluminum heat sink in the middle for better heat dissipation.
The cooling fan of 2900 rmp will start working when temperature is higher than 55°C and stops when temperature is under 45℃.
This electronic load comes with two crocodile jumper wires for convenient connection.

Specifications:

Voltage Range: 3-21V DC

Size: 105 x 48 x 32mm / 4.13 x 1.89 x 1.26"

Cable Length: Approx. 22cm

Heat Sink Size: 40 x 40 x 10mm / 1.57 x 1.57 x 0.39"

Input & Output Port: Crocodile clips+USB receptacle+reversible USB

Constant Discharge Current: 0.1-4.5A adjustable(coarse adjustment knob for 0-3A, fine adjustment knob for +/-0.2A)

Current Error: Less than 2%+3mA

Constant Rated Discharge Rate: 35W(if voltage is 21V, constant discharge current should be less than 1.6A)

Package Includes:

1 x Load