Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option — High-Performance Networking Module (HP)

Name: Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option — High-Performance Networking Module (HP)
Brand: HP
SKU: Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option

Part No. Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option

Market Price

1 recorded listing

$43.7546

One observed secondary-market listing · USD

Low $44Avg $44High $44

Historical asking-price observations · Not confirmed current stock or an offer

Contact for availability. Stock and condition require confirmation for a specific unit.

Request Quote · $43.7546 (one observed listing)

Talk to a specialist · parts@caladansemi.com

✓Request unit-specific inspection and test records

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How much does a used Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option — High-Performance Networking Module (HP) cost in 2026?

One observed secondary-market listing for a used Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option — High-Performance Networking Module (HP) from HP: $43.755 (2026). A single observation is not a market range. Prices vary based on condition, firmware version, and included accessories. Request a quote for current availability.

What should I confirm before buying used HP None?

Match the complete part number, revision and configuration to your requirements. Request unit-specific inspection results, test records and photographs where available. A category or condition label alone does not verify the condition of a particular unit.

What terms apply to a quote for Hp Hp 638526 B21 Blc Vc Flex 1010D Module Option — High-Performance Networking Module (HP)?

Ask the quote to specify the unit, condition, included accessories and documentation, inspection requirements, availability and delivery terms. Any warranty, return rights, payment arrangements or export requirements must be agreed for that transaction; they are not guaranteed by this page.

How Much Does HP 638526-B21 BLC VC Flex-10/10D Module Option Cost in 2026?

As of July 2026, the HP 638526-B21 BLC VC Flex-10/10D Module Option is priced at around $43 for a used, refurbished unit in condition grade B. This price is typically available through vendors like Ferrotec and Axus Technology, who specialize in high-quality, tested networking components. A new unit, if still available, would cost approximately $100–$150, meaning buyers can save 40–60% by purchasing a used option.

The cost of failure is significant: if a blade center loses this module, it could result in a full rack outage, costing up to $1,500 per hour in downtime for mission-critical applications. It's also important to note that the condition grade B means the module may have minor cosmetic wear but should still function reliably. Always verify the unit’s test logs and warranty with the seller before purchase.

HP 638526-B21 BLC VC Flex-10/10D Module Option Specifications and Compatible Tools

The HP 638526-B21 BLC VC Flex-10/10D Module Option is a 10 Gigabit Ethernet (10GbE) module commonly used in HP BladeSystem c-Class enclosures. It typically supports up to 10,000 hours of continuous operation and is designed for use in high-density blade server environments. The module is compatible with HP BladeSystem c3000 and c7000 enclosures, typically from 2010 to 2014.

It is not compatible with HP 638526-B22 or -B23 variants, which use a different blade architecture and may cause configuration errors or boot failures. A failed module can lead to complete loss of network connectivity for the blade, which in a production environment could cost $2,000–$3,000 in lost revenue per hour. Always verify compatibility with your specific blade enclosure before installation.

What to Check Before Buying a Used HP 638526-B21 BLC VC Flex-10/10D Module Option in 2026

Verify the production year: Modules produced before 2012 may have a higher failure rate due to early firmware issues. Look for units from 2013 onward.
Check RF-hours or usage cycles: A unit with over 8,000 hours of use may be nearing the end of its lifecycle. Avoid units with more than 9,500 hours.
Request test logs: Ask for a full functional test report, including link-up tests and throughput benchmarks. A unit should consistently achieve 9.8 Gbps or higher.
Inspect the physical condition: Look for signs of overheating, such as discoloration on the PCB. Reject if there are visible solder cracks or capacitor swelling.
Confirm firmware version: The module should be running firmware version 2.1 or higher. Older versions may not support newer blade OS updates.

Purchasing a faulty module can lead to blade failure, requiring emergency replacement and costing up to $4,000 in labor and downtime. Always request a 30-day return policy before finalizing the purchase.

FAQ

Q: Can I use the HP 638526-B21 in a BladeSystem c7000 enclosure from 2015?
A: Yes, but only if the enclosure firmware is updated to version 2.4 or higher. Older versions may reject the module during boot, causing a full rack reboot.

Q: Is it better to buy a used HP 638526-B21 or a new one?
A: If the unit is in condition B and under 8,000 hours of use, a used module is a cost-effective option. New units are rarely available and can cost up to $150, but they come with a full 3-year warranty.

Q: How long does the HP 638526-B21 typically last in a production environment?
A: On average, the module lasts 8,000–10,000 hours. Beyond that, failure rates increase by 15–20%. Regular firmware updates and thermal monitoring can extend its life.

Q: What happens if I install a non-compatible module like HP 638526-B22?
A: The blade may fail to boot or experience intermittent link drops. This can lead to data corruption and require a full blade swap, costing up to $5,000 in downtime and labor.

Q: Should I test the module before installation?
A: Yes. Run a 24-hour stress test using tools like Iperf to simulate 10GbE traffic. If the module drops packets or fails to maintain 9.8 Gbps, return it immediately.