Acer 45W Laptop Power Adapter: Regulated 19V 2.37A Output with Advanced Circuit Protection
The Acer 45W Laptop Power Adapter is an OEM-standard replacement AC power supply engineered specifically to deliver steady voltage delivery, low ripple noise, and robust thermal regulation for Acer Aspire, TravelMate, and Extensa notebooks. When searching for an Acer 45W adapter 19V 2.37A online, users and IT maintenance technicians frequently encounter low-grade compatible chargers that overheat rapidly, exhibit loose DC barrel tolerances, and produce electrical voltage spikes that damage delicate laptop motherboard power ICs. This certified Acer 45W power adapter solves these risks effortlessly by utilizing integrated multi-tier safety architecture with a precision-molded 5.5mm × 1.7mm DC barrel connector. Built for reliable day-to-day operation, it provides dependable power whether charging your laptop battery or running high-load computing tasks.
Precision 5.5mm × 1.7mm DC Pin and Regulated Power Delivery
At the absolute core of this Acer 5.5 1.7mm charger lies a precision-engineered barrel plug (5.5mm outer diameter × 1.7mm inner diameter) designed to seat firmly inside your laptop’s charging socket. A secure mechanical fit prevents intermittent disconnects, spark arcing, and contact point wear during daily desk movement.
Delivering a stable 19V DC output at 2.37A (45W total capacity), the internal power conversion stage maintains smooth, continuous power with minimal ripple interference. This ensures that sensitive internal components—including RAM, CPU voltage regulator modules (VRMs), and trackpad controllers—operate without erratic cursor jumps or sudden thermal throttles.
Multi-Stage Circuit Defense and Fire-Retardant Casing
Workstation safety and hardware protection are critical for business continuity. Functioning as a high-grade replacement Acer laptop charger, the adapter is built with a smart auto-shutoff controller that guards against over-voltage (OVP), over-current (OCP), short-circuits (SCP), and over-temperature (OTP).
The sealed, heavy-duty ABS+PC enclosure is flame-retardant and engineered to dissipate heat passively without internal fans. Designed with universal 100–240V AC input compatibility, checking out the hardware specs confirms it is the ideal replacement power unit for users seeking an optimal balance of electrical stability, connector precision, and official warranty protection.
Tailoring Your Deployment: Enterprise & Educational Fleets
Depending on your institutional requirements and workspace setup, this 45W Acer adapter integrates seamlessly into diverse commercial and academic scenarios:
• Corporate IT Fleets & BPOs: Keep spare, standardized power supplies at hot-desks and meeting rooms to eliminate workstation downtime.
• Service Centers & Schools: Deploy reliable, surge-protected adapters across computer labs and laptop maintenance repair benches.
🌟 Deep-Dive Features and Benefits
- Standard 5.5mm × 1.7mm Pin: Precision-molded barrel connector ensures a snug, secure fit for compatible Acer charging ports.
- Stable 19V 2.37A Power Output: Delivers clean, regulated 45W wattage to recharge laptop batteries smoothly without strain.
- Intelligent Multi-Stage Protection: Built-in safeguards protect against over-voltage, short circuits, and power surges.
- Universal 100–240V Input: Wide input range ensures seamless operation across varying grid voltages and travel scenarios.
- Fire-Retardant Outer Enclosure: Thermal-resistant casing prevents heat buildup and protects internal components.
- Heavy-Duty Reinforced Strain Relief: High-flex cable joints resist bending fatigue, fraying, and internal wire breaks.
- BIS Certified Build: Meets stringent Indian safety and quality standards for consumer electronics.
- Official 1-Year Warranty: Procure with complete confidence backed by dependable hardware replacement support.
💼 Wide Model Compatibility
- Acer Aspire 3 Series: A315-21, A315-31, A315-33, A315-51, A315-52, A315-53, A314-31.
- Acer Aspire 5 & E Series: E5-511, E5-521, E5-531, E5-571, E5-573, ES1-511, ES1-512, ES1-520, ES1-531, ES1-572.
- Acer TravelMate & Extensa Series: TravelMate B116, B117, P259; Extensa 2519, 2540 series.
🔗 Enhance Your Digital Ecosystem
To fully protect and maximize your laptop’s operational lifespan, complement your power adapter with dependable workstation accessories. Safeguard your laptop and charging circuit against harsh grid fluctuations by connecting through a certified Surge Protector Power Strip. When operating intensive accounting or CAD software on your desk, pair your system with an ergonomic Laptop Cooling Stand to maintain low internal temperatures. For clutter-free desktop navigation, connect a compact Logitech M185 Wireless Mouse. Finally, ensure continuous laptop docking power during sudden power cuts with an office-grade Uninterruptible Power Supply (UPS).
❓ Frequently Asked Questions (FAQs)
1. How do I verify if my Acer laptop uses the 5.5mm × 1.7mm pin?
Acer laptops typically use two different pin sizes for 45W: a thicker 5.5mm × 1.7mm pin (often with a blue or yellow tip) and a thinner 3.0mm × 1.1mm pin. Please check your existing charger or measure the charging port diameter before ordering.
2. Can I use a 65W Acer adapter on a laptop that came with a 45W charger?
Yes. Your laptop will only draw the amperage it requires (2.37A). However, using an adapter with lower wattage than recommended can cause slow charging or overheating.
3. Does this adapter come with the 3-pin AC wall power cord?
Yes, our packaged units include the standard 3-pin Indian BIS-certified AC power cord along with the DC power adapter brick.
4. How do I secure the best price for this Acer 45W adapter in India?
To guarantee you are receiving certified, factory-tested replacement hardware with full warranty coverage, procure directly from Indica Computers.
5. Will this charger overheat during continuous usage?
The internal thermal management system maintains operating temperatures well within safe international standards during extended multitasking and charging sessions.
6. Does the adapter protect against voltage surges?
Yes. It includes built-in over-voltage and short-circuit protection to shield your laptop’s motherboard from sudden electrical grid spikes.
7. Can I buy this adapter with corporate GST benefits?
Yes, Indica Computers provides an automated B2B checkout process where you can submit your company GSTIN to receive a tax-compliant input credit invoice.
8. What warranty is provided with this Acer laptop adapter?
This adapter is backed by an official 1-year replacement warranty against manufacturing defects, supported directly by Indica Computers.
🏬 Why Choose Indica Computers for Your IT Procurement?
- 100% Certified & Factory-Tested Stock: We source strictly from verified, authorized component channels to ensure voltage precision, pin accuracy, and long-term operating safety.
- Seamless Corporate B2B GST Invoicing: Claim input tax credits with ease. Our automated GST invoicing system supports rapid IT procurement for educational institutions, corporate offices, and repair facilities.
- Dedicated Technical & Compatibility Support: Avoid mismatched pin sizes or incorrect voltages. Our team at Indica Computers assists you in verifying exact laptop model compatibility prior to dispatch.
📊 Detailed Technical Specifications
| Attribute | Value |
|---|---|
| Brand Compatibility | Acer (Aspire, TravelMate, Extensa) |
| Product Type | Laptop AC Power Adapter / Charger |
| Part Numbers (Reference) | PA-1450-26, KP.04501.001, KP.04503.002, ADP-45HE B |
| Power Capacity | 45 Watts |
| Output Voltage | 19.0 Volts DC (±5%) |
| Output Current | 2.37 Amperes |
| DC Pin Dimensions | 5.5 mm (Outer Dia.) × 1.7 mm (Inner Dia.) Barrel Tip |
| Input Voltage Range | 100 – 240V AC, 50/60 Hz (Universal) |
| Integrated Protection | Over-Voltage (OVP), Over-Current (OCP), Short-Circuit (SCP), Over-Temp (OTP) |
| Housing Material | Flame-Retardant ABS + Polycarbonate |
| DC Cable Length | Approx. 1.5 Meters with Ferrite Noise Filter |
| Safety Certification | BIS (Bureau of Indian Standards), CE, FCC, RoHS |
| Net Weight | Approx. 180 g (Adapter unit) |
| Warranty Coverage | 1-Year Replacement Warranty |
📦 Package Contents
- 1 x Acer 45W 19V 2.37A Power Adapter (5.5mm × 1.7mm Pin)
- 1 x 3-Pin AC Mains Power Cord (Indian Standard Plug)
- 1 x Warranty & Inspection Card





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