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- Lapsol Technologies
HP ProBook 4540s Power Button On/Off Switch Board Replacement
- Compatible with HP ProBook 4540s series laptops
- Power button on/off switch board replacement
- Fixes unresponsive or faulty power button issues
- Restores normal laptop power on function
- OEM-quality fit and stable connector design
- Durable and long-lasting performance
SKU: n/a - HP Laptop Battery, HP Laptop Replacement Spare Parts, Lapsol Technologies, Laptop Battery
HP ProBook 4545S Laptop Battery
HP Laptop Battery, HP Laptop Replacement Spare Parts, Lapsol Technologies, Laptop BatteryHP ProBook 4545S Laptop Battery
- Battery Type: Lithium-ion (Li-ion)
- Capacity Options: Typically available in 6-cell (47Wh) or 9-cell (93Wh) configurations
- Voltage: 10.8V or 11.1V, depending on the model
- Battery Life: Varies based on usage, typically 3–6 hours under standard conditions
SKU: n/a - HP Laptop Charger, Lapsol Technologies, Laptop Charger Adapter
HP ProBook 4545S Laptop Charger
- Input Voltage: 100V–240V AC (global compatibility)
- Output Voltage: 19V DC
- Current/Power Options: 4.74A (approximately 90W)
- Connector Type: Barrel connector (7.4mm x 5.0mm)
- Safety Features: Over-voltage, over-current, and short-circuit protection
SKU: n/a - HP Laptop Charger, Lapsol Technologies, Laptop Charger Adapter
HP ProBook 455 G3 Laptop Charger
- Input Voltage: 100V–240V AC (global compatibility)
- Output Voltage: 19.5V DC
- Current/Power Options: 3.33A (approximately 65W) or 4.62A (approximately 90W)
- Connector Type: Barrel connector (4.5mm x 3.0mm)
- Safety Features: Over-voltage, over-current, and short-circuit protection
SKU: n/a - HP Laptop Screen, Lapsol Technologies, Laptop Screen
HP ProBook 455 G3 Laptop Screen
- Screen Size: 15.6 inches (diagonal)
- Resolution Options: 1366 x 768 pixels (HD) or 1920 x 1080 pixels (Full HD)
- Panel Type: TN (Twisted Nematic) LED-backlit display
- Surface Finish: Matte for reduced glare
- Aspect Ratio: 16:9 widescreen
SKU: n/a - HP Laptop Charger, Lapsol Technologies, Laptop Charger Adapter
HP ProBook 455 G4 Laptop Charger
- Input Voltage: 100V–240V AC (global compatibility)
- Output Voltage: 19.5V DC
- Current/Power Options: 3.33A (approximately 65W) or 4.62A (approximately 90W)
- Connector Type: Barrel connector (4.5mm x 3.0mm)
- Safety Features: Over-voltage, over-current, and short-circuit protection
SKU: n/a

















