Name: HP 645A Cyan Original LaserJet Toner Cartridge, C9731A
Brand: HP
SKU: C9731A
Price: 657.99 USD
Availability: InStock
Rating: 4 (8 reviews)

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The following applies to HP systems with Intel Skylake or next-generation silicon chip-based system shipping with Windows 7, Windows 8, Windows 8.1 or Windows 10 Pro systems downgraded to Windows 7 Professional, Windows 8 Pro, or Windows 8.1: This version of Windows running with the processor or chipsets used in this system has limited support from Microsoft. For more information about Microsoft’s support, please see Microsoft’s Support Lifecycle FAQ at https://support.microsoft.com/lifecycle

In-home warranty is available only on select customizable HP desktop PCs. Need for in-home service is determined by HP support representative. Customer may be required to run system self-test programs or correct reported faults by following advice given over phone. On-site services provided only if issue can't be corrected remotely. Service not available holidays and weekends.

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Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows is automatically updated and enabled. High speed internet and Microsoft account required. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com.

HP Rewards qualifying and eligible products/purchases are defined as those from the following categories: Printers, Business PCs (Elite, Pro and Workstation brands), select Business Accessories and select Ink, Toner & Paper.My HP Rewards

“Best All In One Printer” and “the easiest printer you’ve ever had to set up” from Wirecutter. ©2020 The Wirecutter, Inc.. All rights reserved. Used under license. https://www.nytimes.com/wirecutter/reviews/best-all-in-one-printer/

Microsoft Windows 10: Not all features are available in all editions or versions of Windows 10. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows 10 functionality. Windows 10 is automatically updated, which is always enabled. ISP fees may apply and additional requirements may apply over time for updates. See http://www.microsoft.com.
Intel Processor: Intel's numbering is not a measurement of higher performance.
AMD Processor: AMD's model numbering is not a measurement of clock speed. Dual/Quad/Triple Core is a new technology designed to improve performance of multithreaded software products and hardware-aware multitasking operating systems and may require appropriate operating system software for full benefit. Not all customers or software applications will necessarily benefit from use of this technology.
Hard Drive: Actual formatted capacity is less. A portion of the hard drive is reserved for system recovery software — for notebooks up to: 30GB (Windows 8.1 & Windows 7), 12GB (MCE); for desktops up to: 30GB (Windows 8.1), 14GB (Windows 7), 12GB (MCE). For hard drives and storage drives 1GB = 1 billion bytes and 1TB = 1 trillion bytes.
HD (High Definition) content required to view HD images
Blu-ray Drive requires the following disclaimer: As Blu-ray is a new format containing new technologies, certain disc, digital connection, compatibility and/or performance issues may arise, and do not constitute defects in the product. Flawless playback on all systems is not guaranteed. In order for some Blu-ray titles to play, they may require a DVI or HDMI digital connection and your display may require HDCP support. This Blu-ray drive does not support writing to ultra-high speed CDRW media (16X to 32X advertised performance). HD-DVD movies cannot be played on this PC
Wireless LAN: Wireless access point and Internet service required and not included.

**Copilot in Windows (in preview) is available in select global markets and will be rolled out to additional markets over time. See microsoft.com/en-us/windows/windows-10-specifications for more information.

*HP.com exclusive product! This product is only available for purchase on HP.com US Store and HyperX.com. You will not find it at any other authorized HP retailers. SKUs included: 67J25AA#ABA, 4P5L2AA, 4P5L3AA, 7P5J2AA, 4P5E3AA, 67J23AA, 4Z7X3AA, 4S7T2AA, 683M4AA, 67J22AA. Availability may be limited and subject to change. Prices and promotions may vary between HP.com US Store and HyperX.com. HP disclaims all liability for products sold by unauthorized third-party sellers.

++ Offer good on select business laptops and desktops. Transactions are subject to equipment pricing and credit approval. Deal sizes include: $5,000-$250,000 on a 36-month term. Fair Market Value deals only. Hardware must exceed 50% of total transaction, excluding printers and other print products. Chromebooks are ineligible for the promotion. The agreement must be commenced by 10/31/2026 and funded by 11/30/2026. The advertised opportunity is intended as a lease and not as a loan. The lessor will own the leased equipment. The terms and conditions of the lease contract control, and you may be required to pay renewal payments, purchase options, return fees, and other amounts. The promotional rate does not represent an annual percentage rate. The total of all lease payments and any renewal payments or purchase option is likely to exceed any cash price initially offered.

⁺Deferred Interest, Payment Required Plan: Interest will be charged to your Account from the purchase date if the promotional plan balance is not paid in full within the promotional period. Minimum payments are required for each Credit Plan. Minimum payments are NOT guaranteed to pay the promotional plan balance within the promotional period. You may have to pay more than the minimum payment to avoid accrued interest charges. Valid for single transaction only. Gift cards do not qualify for promotional plans. Qualifying purchases will automatically be placed on a promotional plan. If purchase qualifies for more than one plan, it will be placed on the qualified plan with the longest promotional period. As of September 2025, terms for new Accounts: Purchase APR of 35.99%. Variable Penalty APR up to 39.99%, based on Prime Rate. Minimum interest charge is $3 in any billing period in which interest is due. A fee of $2.99 per month may apply for each paper billing statement mailed to you. You can avoid this fee by enrolling in paperless statements. Existing Account holders: see your credit card agreement for Account terms.

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*Customers receive three bonus months on Microsoft 365 Personal and Family subscriptions when a credit card is provided during activation. After the initial subscription period, your subscription automatically renews for 1 year, unless it is cancelled.

HP 645A Cyan Original LaserJet Toner Cartridge, C9731A

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