This item, 865428-B21, is the HPE option part number for the product described as 800W Flex Slot Universal Hot Plug Low Halogen Power Supply Kit. Further details below.
Maintain uptime and power your HPE ProLiant servers with this HPE 800W Flex Slot -48VDC Hot Plug Power Supply Kit. Designed for environments utilizing a -48VDC power source, this hot-pluggable power supply delivers reliable performance and minimizes downtime during maintenance or upgrades. With 80 PLUS Platinum certification, this power supply achieves up to 94% efficiency.
This unit provides a stable and efficient power solution for your critical server infrastructure. Its Flex Slot design allows for easy integration and replacement within compatible HPE systems. Compatible with a range of HPE ProLiant servers including but not limited to DL380 Gen10, DL360 Gen10, ML350 Gen10, and DL560 Gen10.
HPE Option Part #: 865428-B21
HPE Spare Part #: 866727-001
HPE Generic Part # (GPN): 865425-001
HPE Assembly Part #: 865426-201
Alternate Part #: HSTNS-PL45-1
PRODUCT SPECIFICATIONS FOR 865428-B21:
- Device Type: Power supply - hot-plug / redundant - plug-in module
- Specification Compliance: Flex Slot
- Input Voltage: AC 277 / DC 380 V
- Frequency Required: 50 - 60 Hz
- Power Capacity: 800 Watt / 877 VA
- Efficiency: 94%
- 80 PLUS Certification: 80 PLUS Platinum
- Compliant Standards: UL, TUV, C-Tick, BSMI, cUL, CCC, KCC, WEEE, low halogen, CISPR Class A
- Min Operating Temperature: 41 °F
- Max Operating Temperature: 131 °F
- Humidity Range Operating: 5 - 95% (non-condensing)
- Width: 2.7 in
- Depth: 8.9 in
- Height: 1.6 in
- Weight: 32.1 oz
- Shipping Width: 7.5 in
- Shipping Depth: 14.8 in
- Shipping Height: 5.8 in
- Shipping Weight: 3.51 lbs
COMPATIBLE WITH:
PROLIANT DL SERIES
PROLIANT ML SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 865428-B21
| Spare PN | Description | |
|---|---|---|
 | 866727-001 | 800W Flex Slot Universal Hot Plug Low Halogen Power supply kit - 277 VAC/380VDC power input - 94% efficiency- Mixing of power supplies in the same server is not supported, must be the same spare part number |
Last updated: 5/2/2025
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This product is warrantied against hardware failure for a period of 1 Year from the date of purchase. Before making a purchase, please take a moment to review our return policy below.
Returns
It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.
Please be aware that factory-sealed equipment can only be returned if it remains unopened.
Defective Products
If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.
In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).
Requesting an RMA
To initiate a return or warranty claim, please complete and submit the RMA Request Form.
