Tired of a laptop that won’t charge when you need it most? The PSA ALT21179A 45W 19.5V 2.31A Power Adapter delivers reliable, fast power so you can keep working, studying or streaming without interruption. It plugs into any standard AC outlet and supplies the exact voltage your device requires, giving you peace of mind on the go.
Usages of a 45W Power Adapter
Ideal for daily laptop use, this adapter powers your machine at home, in the office or while travelling. Its universal input lets you connect to 110-240 V outlets worldwide, so you stay productive wherever electricity is available.
Benefits of PSA Power Adapter
- Consistent power: Provides a steady 19.5 V output, preventing sudden shutdowns.
- Fast charging: 2.31 A current speeds up battery replenishment.
- Wide compatibility: Works with any laptop needing 19.5 V, 45 W input.
- Compact design: Small dimensions (108 mm × 48 mm × 32 mm) fit easily in a bag.
- Durable build: Black, robust casing protects the unit from everyday wear.
Why Choose PSA Power Adapter
Choosing this adapter means you get a purpose-built solution for laptops that demand 19.5 V at 45 W. Its external form factor keeps heat away from your device, extending the life of both charger and laptop. The adapter’s high-efficiency design reduces energy waste, helping you save on electricity bills while staying environmentally conscious.
Key Features of a 45W Power Adapter
- Input voltage: AC 110-240 V. Accepts global mains supplies for travel flexibility.
- Output voltage: 19.5 V. Matches laptop requirements for safe operation.
- Power provided: 45 W. Delivers enough energy for demanding tasks.
- Max electric current: 2.31 A. Ensures quick charging without overload.
- Form factor: External. Keeps the charger separate from the laptop for better heat management.
- Colour: Black. Blends discreetly with most workspaces.
- Width: 108 mm. Fits comfortably in a laptop bag.
- Depth: 48 mm. Slim profile saves space on desks.
- Height: 32 mm. Low profile reduces clutter.
- Quantity per pack: 1 pc(s). One unit ready for immediate use.
Specifications
| Miscellaneous |
| Miscellaneous / Color Category | Black |
| Header |
| Header / Product Line | 2-Power |
| Header / Packaged Quantity | 1 |
| General |
| General / Product Type | Power adapter |
| General / Device Type | Power adapter - external |
| General / Subcategory | Power adapters |
| Power Device |
| Power Device / Input Voltage | AC 110-240 V |
| Power Device / Power Provided | 45watt |
| Power Device / Voltage Provided | 19.5V |
| Power Device / Power Capacity | 45 Watt |
| Power Device / Form Factor | External |
| Power Device / Output Voltage | 19.5 V |
| Power Device / Max Electric Current | 2.31A |
| Power Device / Voltage Required | AC 110-240V |
| Summary Details |
| Purpose | Laptop |
| Input voltage | 110 - 240 V |
| Output voltage | 19.5 V |
| Product colour | Black |
| Width | 108 mm |
| Depth | 48 mm |
| Height | 32 mm |
| Quantity per pack | 1 pc(s) |
