Home » HP HSTNN-LA40 Compatible Laptop Adapter 19.5V 4.62A 90W (Fixed 35-Tip)
HP HSTNN-LA40 Compatible Laptop Adapter 19.5V 4.62A 90W (Fixed 35-Tip)
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HP HSTNN-LA40 Compatible Laptop Adapter 19.5V 4.62A 90W (Fixed 35-Tip)
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HP HSTNN-LA40 Compatible Laptop Adapter 19.5V 4.62A 90W (Fixed 35-Tip)

SKU: AC19V90-35-BP-K042
C$25.00
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.
🔥 This product has a special offer: Buy 2 eligible items, get 1 item at 50% OFF
Discount applies to the lower-priced item in each pair. Repeats automatically. Not combinable with other offers.

More Compatible Options

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  • Compatible Brands HP
  • Model/OPN HSTNN-LA40
  • Output Current 4.62A
  • Output Voltage 19.5V
  • Input Voltage AC100~240V / 50~60Hz
  • Power 90W
  • Tip Size 4.5*3.0mm
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for HP HSTNN-LA40 is available for C$25.00 — Buy 1, get 1 at 50% off . 19.5V · 4.62A · 90W · Tip: 4.5*3.0mm.

Important Notes
  • Please make sure the DC output and tip size are compatible before placing the order.
Compatible Model
HP Tablet PC Series Pro X2 612 G1 Tablet K4K87UAHP Tablet PC Series Pro X2 612 G1 Tablet K6N06USRHP Stream Series Stream 11-d018nsHP Stream Series Stream 11-d027tuHP Stream Series Stream 11-p010nsHP Stream Series Stream 13-c007tuHP Stream Series Stream 14-z050naHP Split Series Split 13-m005tuHP Spectre Series Spectre x360 13-4003naHP ProBook Series ProBook 430 G3 N1B11EAHP ProBook Series ProBook 430 G3 P4N78EAHP ProBook Series ProBook 430 G3 P4N85EAHP ProBook Series ProBook 430 G3 V5F08AVHP ProBook Series ProBook 450 G4 Y8A28EAHP ProBook Series ProBook 450 G4 Y8A34EAHP ProBook Series ProBook 450 G4 Y8B60EAHP ProBook Series ProBook 450 G4 Y9F97UTHP ProBook Series ProBook 450 G4 Z6T24PAHP Pavilion Series Pavilion 11-e110auHP Pavilion Series Pavilion 11-n000saHP Pavilion Series Pavilion 11-n001eeHP Pavilion Series Pavilion 11-n021brHP Pavilion Series Pavilion 11-n032tuHP Pavilion Series Pavilion 11-n036tuHP Pavilion Series Pavilion 11-n071sgHP Pavilion Series Pavilion 13-a001nxHP Pavilion Series Pavilion 13-b103tuHP Pavilion Series Pavilion 14-ab005txHP Pavilion Series Pavilion 14-ab180txHP Pavilion Series Pavilion 14-al030txHP Pavilion Series Pavilion 14-AL090TXHP Pavilion Series Pavilion 14-AL103NAHP Pavilion Series Pavilion 14-bf000noHP Pavilion Series Pavilion 14-bf015naHP Pavilion Series Pavilion 14-bf017nfHP Pavilion Series Pavilion 14-bf031urHP Pavilion Series Pavilion 14-bf046txHP Pavilion Series Pavilion 14-bf048txHP Pavilion Series Pavilion 14-bf187noHP Pavilion Series Pavilion 14-bk003niaHP Pavilion Series Pavilion 14-k025txHP Pavilion Series Pavilion 14-n014eeHP Pavilion Series Pavilion 14-n201eeHP Pavilion Series Pavilion 14-n233txHP Pavilion Series Pavilion 14-n290txHP Pavilion Series Pavilion 14-v018txHP Pavilion Series Pavilion 15-ab000naHP Pavilion Series Pavilion 15-ab002njHP Pavilion Series Pavilion 15-ab002nsHP Pavilion Series Pavilion 15-ab015nxHP Pavilion Series Pavilion 15-ab018urHP Pavilion Series Pavilion 15-ab032cyHP Pavilion Series Pavilion 15-ab060txHP Pavilion Series Pavilion 15-ab081ncHP Pavilion Series Pavilion 15-ab104naHP Pavilion Series Pavilion 15-ab217nxHP Pavilion Series Pavilion 15-ab219ntHP Pavilion Series Pavilion 15-ab223niHP Pavilion Series Pavilion 15-ab501txHP Pavilion Series Pavilion 15-ab550nzHP Pavilion Series Pavilion 15-au002ntHP Pavilion Series Pavilion 15-au004nqHP Pavilion Series Pavilion 15-au005nuHP Pavilion Series Pavilion 15-au023tuHP Pavilion Series Pavilion 15-au071naHP Pavilion Series Pavilion 15-BS002NFHP Pavilion Series Pavilion 15-BS071NFHP Pavilion Series Pavilion 15-cc041txHP Pavilion Series Pavilion 15-cc091niaHP Pavilion Series Pavilion 15-cc100nqHP Pavilion Series Pavilion 15-cc149txHP Pavilion Series Pavilion 15-cc505tuHP Pavilion Series Pavilion 15-cc543naHP Pavilion Series Pavilion 15-cc554txHP Pavilion Series Pavilion 15-e001edHP Pavilion Series Pavilion 15-e011saHP Pavilion Series Pavilion 15-e015szHP Pavilion Series Pavilion 15-E016AXHP Pavilion Series Pavilion 15-e033auHP Pavilion Series Pavilion 15-e044ezHP Pavilion Series Pavilion 15-e046sxHP Pavilion Series Pavilion 15-e051seHP Pavilion Series Pavilion 15-e061exHP Pavilion Series Pavilion 15-e067seHP Pavilion Series Pavilion 15-e078eeHP Pavilion Series Pavilion 15-e079eeHP Pavilion Series Pavilion 15-e086srHP Pavilion Series Pavilion 15-e112TxHP Pavilion Series Pavilion 15-n000siaHP Pavilion Series Pavilion 15-n002euHP Pavilion Series Pavilion 15-n027seHP Pavilion Series Pavilion 15-n042seHP Pavilion Series Pavilion 15-n050scHP Pavilion Series Pavilion 15-n055smHP Pavilion Series Pavilion 15-N057ebHP Pavilion Series Pavilion 15-n085edHP Pavilion Series Pavilion 15-n210ezHP Pavilion Series Pavilion 15-n230ssHP Pavilion Series Pavilion 15-n240saHP Pavilion Series Pavilion 15-n246seHP Pavilion Series Pavilion 15-n256sa TouchSmartHP Pavilion Series Pavilion 15-n267elHP Pavilion Series Pavilion 15-p000suHP Pavilion Series Pavilion 15-p017stHP Pavilion Series Pavilion 15-p018nzHP Pavilion Series Pavilion 15-p030nzHP Pavilion Series Pavilion 15-p050neHP Pavilion Series Pavilion 15-p059erHP Pavilion Series Pavilion 15-p076naHP Pavilion Series Pavilion 15-p080nbHP Pavilion Series Pavilion 15-p107txHP Pavilion Series Pavilion 15-p115neHP Pavilion Series Pavilion 15-p117neHP Pavilion Series Pavilion 15-p136naHP Pavilion Series Pavilion 15-p155nfHP Pavilion Series Pavilion 15-p169naHP Pavilion Series Pavilion 15-p234ngHP Pavilion Series Pavilion 15-p259nmHP Pavilion Series Pavilion 15-RB040URHP Pavilion Series Pavilion 17-e003erHP Pavilion Series Pavilion 17-e064srHP Pavilion Series Pavilion 17-e078srHP Pavilion Series Pavilion 17-e128sfHP Pavilion Series Pavilion 17-e160sbHP Pavilion Series Pavilion 17-e182nrHP Pavilion Series Pavilion 17-e195ebHP Pavilion Series Pavilion 17-f003nfHP Pavilion Series Pavilion 17-f031ngHP Pavilion Series Pavilion 17-f040swHP Pavilion Series Pavilion 17-f053noHP Pavilion Series Pavilion 17-f057noHP Pavilion Series Pavilion 17-f121nfHP Pavilion Series Pavilion 17-f210nwHP Pavilion Series Pavilion 17-f217nfHP Pavilion Series Pavilion 17-f255nfHP Pavilion Series Pavilion 17-f278nfHP Pavilion Series Pavilion 17-f295nfHP Pavilion Series Pavilion 17-g109nkHP Pavilion Series Pavilion 17-g120nzHP Pavilion Series Pavilion 17-g161urHP Pavilion Series Pavilion 17-g188HP Pavilion Series Pavilion TouchSmart 11-e000sgHP Pavilion Series Pavilion TouchSmart 11-e001exHP Pavilion Series Pavilion TouchSmart 14-n014nrHP Pavilion Series Pavilion TouchSmart 14-n041tx UltrabookHP Pavilion Series Pavilion X360 11-K122NRHP Pavilion Series Pavilion x360 13-u111NaHP Pavilion Series Pavilion x360 13-u141TuHP Pavilion Series Pavilion x360 13-u174TuHP Pavilion Series Pavilion x360 14-ba002neHP Pavilion Series Pavilion x360 14-ba015nwHP Pavilion Series Pavilion x360 14-ba020ngHP Pavilion Series Pavilion x360 14-ba037txHP Pavilion Series Pavilion x360 14-ba102nbHP Pavilion Series Pavilion x360 14-ba105tuHP Pavilion Series Pavilion x360 14-ba165txHP Pavilion Series Pavilion x360 14-cd0003njHP Pavilion Series Pavilion x360 14-cd0008npHP Pavilion Series Pavilion x360 14-cd0066txHP Notebook PC Series 14-d020laHP Notebook PC Series 15-ay009cyHP Notebook PC Series 15-ay037tuHP Notebook PC Series 15-g010nrHP Notebook PC Series Notebook 14-ac002ndHP Notebook PC Series Notebook 14-ac037tuHP Notebook PC Series Notebook 14-ac101laHP Notebook PC Series Notebook 14-ac103neHP Notebook PC Series Notebook 14-ac186laHP Notebook PC Series Notebook 15-ac019nfHP Notebook PC Series Notebook 15-ac020ndHP Notebook PC Series Notebook 15-af032urHP ENVY Series Envy 13-AB082HP ENVY Series Envy 13-AD012NFHP ENVY Series Envy 13-AD047TXHP ENVY Series Envy 13-AD145TXHP ENVY Series Envy 13-d039tuHP ENVY Series Envy 14-j103txHP ENVY Series Envy 15-ae002nkHP ENVY Series Envy 15-ae136txHP ENVY Series Envy 15-ae196urHP ENVY Series Envy 15-as033tuHP ENVY Series Envy 15-as103ncHP ENVY Series Envy 17-j013clHP ENVY Series ENVY 17-k118nrHP ENVY Series ENVY TouchSmart 14-k045txHP ENVY Series Envy x360 15-bp031ngHP ENVY Series Envy x360 15-bp102urHP ENVY Series Envy x360 15-bp103noHP EliteBook Series Elite x2 1011 G1-L1K76AVHP EliteBook Series EliteBook 745 G2-K4K21LAHP Chromebook Series Chromebook 11 4GHP Chromebook Series Chromebook 11 G5 EE 1BS76UTHP Chromebook Series Chromebook 11 G5 EE 1FX81UTHP Chromebook Series Chromebook 14-q010saHP Chromebook Series Chromebook 14-q021nbHP Chromebook Series Chromebook 14-X002NDHP 300 Series 350 G2 (k5q42av)HP 200 Series 248 G1 (f0p60av)HP 15 Series 15-ac100ntHP 15 Series 15-ac503tu
Original Part Number
710414-001 709985-001 709985-002 714149-002 741427-001 740015-001 H6Y82AA 709987-002 ADP-45FE B 721092-001 A045R07DH ADP-45WD B HSTNN-CA15 741553-850 PA-1650-32HE PA-1900-34HE HSTNN-DA13 PA-1450-36HE H6Y90AA 714159-001 740015-003 HSTNN-DA35 710412-001 740015-002 HSTNN-DA40 709986-003 AD9043-022G2 720987-800 714158-001 854055-003 709985-003 PPP012D-S PPP012C-S 710413-001 HSTNN-DA15 719309-001 719309-003 ADP-65HB HC HSTNN-LA35 709986-002 HSTNN-CA40 854054-002 709986-001 709986-004 H6Y83AA HSTNN-LA40 A090A07DL 714149-003 741727-001 H6Y89AA#ABA 709987-001 PA-1650-34HE H6Y89AA 709985-004 714149-001 ADP-90WH D 709987-003 714657-001
How can I confirm a replacement laptop adapter will work with my laptop?
Match the output voltage exactly, then confirm the connector type/size and polarity. Wattage can be the same or higher than your original adapter.
Where do I find the voltage and wattage information?
Check the label on your original charger (or the laptop’s bottom label). Look for Output (V) and Wattage (W). The voltage must match exactly.
Can I use an adapter with a different voltage?
In most cases, no. Using the wrong voltage can cause charging issues or damage your laptop.
Can I use a higher wattage adapter (for example 90W instead of 65W)?
Yes—higher wattage is usually OK as long as the voltage matches and the connector fits. Your laptop will only draw the power it needs.
How do I confirm the connector size is correct?
Compare the tip with your original charger and check the listed connector size (OD × ID). Even small differences (like 5.5×2.1mm vs 5.5×2.5mm) may not fit properly.
What does polarity mean, and why does it matter?
Polarity indicates which part of the plug is positive/negative. It must match your original adapter for safe and reliable charging.
My laptop uses USB-C charging. Can I use any USB-C charger?
Not always. Your laptop may require USB-C Power Delivery (PD) and a minimum wattage (such as 45W/65W/90W). Use a PD charger that meets or exceeds your laptop’s requirement.
Can this adapter be used internationally?
Many adapters support 100–240V input. Check your charger label. If it supports 100–240V, you can use it overseas with the correct plug adapter.
How can I find my laptop model on a Windows laptop?
If you are using a Windows laptop, you can find your laptop model using System Information:

• Step 1: Press Windows + R to open the Run window.
• Step 2: Type msinfo32 and click OK.
• Step 3: In the System Summary section, find System Model in the right pane.

Choosing the correct replacement adapter matters for safety and charging performance. Use this checklist before you place your order:

1. Match the Output Voltage

  • Check your original charger label for Output (for example, 19V).
  • The output voltage should match exactly.

2. Confirm Wattage / Amperage

  • Wattage can be the same or higher than your original adapter.
  • Using higher wattage is usually fine if voltage and connector match.

3. Check Connector Type & Size

  • For barrel tips, match the connector size (OD × ID).
  • For USB-C, ensure it supports USB-C PD and enough wattage for laptops.

4. Verify Polarity

  • Match the polarity symbol shown on your original adapter label.

💡 Battpit tip: Before using any laptop adapter, always check:
• Output voltage (must match exactly)
• Wattage (same or higher is OK)
• Connector size & polarity

All Battpit laptop adapters are designed with advanced built-in safety protection features to ensure reliable and stable charging performance. Our replacement AC adapters help protect your laptop, battery, and internal components during everyday use.

  • Over-voltage protection – Protects your laptop from sudden voltage spikes and unstable power supply.
  • Over-current protection – Prevents excessive current flow to maintain safe and consistent charging.
  • Short-circuit protection – Automatically shuts down the power adapter if a fault is detected.
  • Over-temperature protection – Helps reduce overheating risks for safer long-term use.

Each Battpit replacement laptop charger is engineered to meet high safety and quality standards, providing dependable performance for your notebook computer at home, office, or travel.

Safety & Compliance

Certified Quality You Can Trust

Battpit Canada replacement laptop batteries and AC adapters are selected with safety, compatibility, and compliance in mind. Products may meet common industry standards including RoHS, CE, UL, and ULC where applicable.

RoHS
RoHS Compliant Helps reduce restricted hazardous substances in electronic products.
CE
CE Marked Designed to meet applicable safety and quality requirements.
UL
UL Recognized Components Selected products may use UL recognized cells, components, or protection circuits.
ULC
ULC Safety Standard Supports safety confidence for products supplied to Canadian customers.
Why this matters: These compliance marks help customers choose a reliable replacement laptop battery, laptop charger, or AC adapter with built-in safety features such as over-charge, over-current, over-voltage, and short-circuit protection.