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Bose QuietComfort 45 Repair Parts

Shop Bose QC45 repair parts, including USB-C charging ports, ear pads, hinge swivel parts, batteries, audio jack PCBs, headband cushions, power buttons, speakers, and other OEM and replacement parts. Updated for 2026.
Fix issues like: Not charging • Worn ear pads • Broken hinge swivel • Battery drain • Audio jack problems • Damaged headband cushion • Power button issues • No sound • Speaker problems
Browse Bose QC45 replacement parts below. Select a part to view compatibility, pricing, and available options.

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Bose QuietComfort Ultra QC45 NC700 Headphones Audio Cable 2.5mm to 3.5mm (Black) - Accessories

Bose
$ 19.99
$ 19.99 - $ 19.99
$ 19.99
$ 17.99
$ 17.99 - $ 17.99
$ 17.99
In stock

This is the genuine OEM Bose audio cable used to connect your headphones to any 3.5mm audio source. Originally released with the QC Ultra lineup, i...

View full details
$ 19.99
$ 19.99 - $ 19.99
$ 19.99
$ 17.99
$ 17.99 - $ 17.99
$ 17.99
Sale Sale

Bose QuietComfort QC45 Replacement Plastic Button Slide Switch - Parts

Bose Parts
$ 23.00 - $ 26.99
$ 23.00 - $ 26.99
$ 23.00 - $ 26.99
$ 23.00
In stock

Genuine Bose QuietComfort QC 45 power button part. You need to inspect the button on your board to see if the plastic part of your button is broken...

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$ 23.00 - $ 26.99
$ 23.00 - $ 26.99
$ 23.00 - $ 26.99
$ 23.00

Bose QuietComfort 45 QC45 USB Main Interconnect Ribbon Flex OEM Replacement Parts

Bose Parts
$ 16.00 - $ 16.00
$ 16.00
$ 16.00 - $ 16.00
$ 16.00
In stock

When your headphones stop charging or lose audio signal, this tiny ribbon is often the culprit. This is the original OEM USB/Main Interconnect ribb...

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$ 16.00 - $ 16.00
$ 16.00
$ 16.00 - $ 16.00
$ 16.00

Bose QuietComfort 45 QC45 Left Earcup Button Flex Cable OEM Replacement Parts

Bose Parts
$ 18.00 - $ 18.00
$ 18.00
$ 18.00 - $ 18.00
$ 18.00
In stock

One unresponsive button should not ruin a great pair of headphones. This is the original OEM left earcup button flex cable for the Bose QuietComfor...

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$ 18.00 - $ 18.00
$ 18.00
$ 18.00 - $ 18.00
$ 18.00