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Step up 3a

(2903 products available)

ETD59 100V To 240V 9V 1A 2A 3A 4A 5A High Voltage Flyback Step Up Power Supply Transformer

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$2.30-$4.58
Min. Order: 500 pieces

Type-C 15W 3A 18650 Lithium Battery Charger Module DC-DC Step Up Booster Fast Charge UPS Power Supply Converter 5V 9V 12V

$2.00-$2.20
Min. Order: 1 piece

RUIJIA LM2577 DC-DC Boost Step Up Module 3A Output 3-34V to 4-35V Converter Digital Voltmeter Display Voltage Meter

$1.55
Min. Order: 20 pieces

Boot Dc to Dc Converter 12v 24v to 60v Step up Boost Voltage Converter 3A 5A Switching Power Supply Waterproof Transformer OEM

$3,500.00
Min. Order: 1 set

Type-C 15W 3A 18650 Lithium Battery Charger Module DC-DC Step Up Booster Fast Charge UPS Power Supply Converter 5V 9V 12V

$1.47-$1.60
Min. Order: 20 pieces

DC-DC Boost Converter 3V 3.7V 4.2V Step Up 5V 3A 15W Lithium battery Mobile Power Supply Charger Module Board LED Indicator

$3.20-$3.40
Min. Order: 10 pieces

12V to 220v 3V 3A Mini DC-DC / DC-AC Step Down UP Converter transformer

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$10.00-$45.00
Shipping per piece: $28.89
Min. Order: 10 sets

XL6019 DC DC Step Up Converter 12V Booster Adjustable Step Up Module 3v 35v to 5v 40v 3A XL6019 Module

$1.00-$2.00
Min. Order: 5 pieces