New Genuine OEM HP EliteBook 840-G4, 840-G3 45W AC Laptop Power Charger Adapter - Newegg.com
Power adapter fit HP Elitebook 840 G3
installing NFC Module on EliteBook 840 G3 - HP Support Community - 6500777
Amazon.com: 65W Laptop Charger Compatible for HP EliteBook 840 G3 G4 G5 G6 G7 850 G3 820 725 745 755 X360 HP Probook Charger 640 G5 650 G2 430 440 450 G2 G3 G5 Ac Adapter Notebook Power Supply Cord : Electronics
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Amazon.com: 65W 45W Charger Fit for HP Elitebook 1020 G1 Folio 1040 G1 G2 G3 X360 1030 G2 850 840 830 G5 G6 G7 G8 Laptop - (Safety Certified by UL) : Electronics
65W AC Adapter Power Supply For HP EliteBook 840 G3, 850 G3 Charger Power Cord | eBay
Total Micro AC Adapter, HP EliteBook 820 G3, 840 G3, 850 G3 - 65W - 710412-001-TM - -
45W AC Power Adapter Charger Cord For HP EliteBook 840 G3 ProBook 450 G4 Laptop | eBay
65W Blue tip AC Adapter for HP ELITEBOOK 840 G3 (V1H24UT, T6F46UT),HP 15-BS289WM, Compatible with P/N: 710412-001, PA-1650-20HL, TPN-LA16, L25298-001, 709985-002, 714657-001, 714159-001 : Electronics - Amazon.com
45W AC Power Adapter Charger Cord For HP EliteBook 840 G3 ProBook 450 G4 Laptop | eBay