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Portable Charger

300W Series Portable Battery Charger

Name: 300W Portable Battery Charger|Smart Battery Charger Manufacturer - SRE Power
Brand: SRE Power
Price: 1 USD
Availability: InStock

High-Efficiency 300W Series Portable Battery Chargers from Your Trusted OEM Manufacturer

• Use at home .

• Work for 24V, 36V, 48V, 60V, 72V Batteries.

• Battery Type：lead-acid，Li-ion.

• MCU intelligent control model (Precharge-CC-CV charging mode）.

• Certificate：UL，CE，CB.

•Protection：OCP，OTP，OVP，OSP，Reverse polarity protection，Timing protection.

• Plastic ABS+PC/IP20.

Full Safety Suite: OCP, OTP, OVP, OSP, reverse-polarity and timing protections.

High-efficiency MCU-controlled chargers for 24V–72V lead-acid & Li-ion batteries—certified, compact, and engineered for diverse electric applications.

Our 300W Series Portable Battery Charger excels across B2B applications—rapid, safe charging for electric scooters, e-bikes and mobility devices; extended uptime for cordless power and garden tools; and reliable top-ups for lead-acid or Li-ion off-grid storage.

~~Contact Sales~~ ~~Data Download~~

: Hardware
Version

: Charging mode CC/CV

: Protections OCP,OTP,OVP

: Indicator light charging red, full green

: Software
Version

: Charging mode CC/CV, Recharge function

: Protections OCP,OTP,OVP
Anti-reverse,Anti-backflow Timing,Power failure protection

: Indicator light
Supports multiple charging modes according to different batteries

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QWhat battery types does this Portable Battery Charger support?: AOur 300W Series Portable Battery Charger is compatible with both lead-acid and Li-ion batteries in 24V, 36V, 48V, 60V, and 72V systems.

QIs the charger’s enclosure weather-proof?: AThe ABS+PC housing is rated IP20—ideal for indoor and covered locations; outdoor or wet-area applications should use a protective enclosure.

QCan I OEM-brand this Home Battery Charger for resale?: AYes—factory-direct OEM options include custom labeling, packaging, and cable length adjustments.

QWhat are the dimensions of the Home Battery Charger?: AThe compact housing measures 230 × 85 × 50 mm, perfect for benchtop or on-wall installation.

QWhat safety protections are built into this Portable Battery Charger?: AComprehensive protections include OCP (over-current), OTP (over-temperature), OVP (over-voltage), OSP (over-SOC), reverse-polarity, and timing cutoff.

QWhat charging algorithm does the Home Battery Charger use?: AAn MCU-controlled Precharge → Constant Current (CC) → Constant Voltage (CV) sequence ensures fast, safe charging and maximizes battery life.

QHow efficient is the Portable Battery Charger?: AEach charger features a power factor ≥ 0.95, optimizing energy use and minimizing grid impact.

QWhat is the input voltage range for the Home Battery Charger models?: AAll models auto-sense 100–240 VAC, allowing the charger to work worldwide without manual switching.

Portable Charger

300W Series Portable Battery Charger

High-Efficiency 300W Series Portable Battery Chargers from Your Trusted OEM Manufacturer

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300W Series Portable Battery Charger