Alternative to 383900-B21: Better-Value Equivalents in Stock
Comparing the 383900-B21 (383900-B21 - Compaq Redundant Power Supply for 5400 Switch) against alternatives? Pro Disk Network stocks 12 similar parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the 383900-B21
| SKU | 383900-B21 |
|---|---|
| Product | 383900-B21 - Compaq Redundant Power Supply for 5400 Switch |
| Current price | $374.54 |
| Stock status | In Stock |
| Detail page | View 383900-B21 › |
Alternatives to 383900-B21
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
NS-5400-PWR-AC - Juniper 150-Watts AC Power Supply for Netscreen 5400 Firewall
SKU: NS-5400-PWR-AC
Price: $331.58
ASR1550PS - Intel 650-Watts Redundant Power Supply 650W Redundant Power Supply For SR1550 Server Chassis
SKU: ASR1550PS
Price: $136.04
CWA2-0650-10-IT01 - Intel 650-Watts Redundant Power Supply 650W Redundant Power Supply
SKU: CWA2-0650-10-IT01
Price: $145.26
DPS-450BB - Compaq 450-Watts 100-240V AC Redundant Hot-Pluggable Power Supply with Active Power Factor Correction for Proliant DL580 G1
SKU: DPS-450BB
Price: $157.07
DPS-450BB-A - Compaq 450-Watts 100-240V AC Redundant Hot-Pluggable Power Supply with Active Power Factor Correction for Proliant DL580 G1
SKU: DPS-450BB-A
Price: $182.37
DPS-450BB-1 - Compaq 450-Watts 100-240V AC Redundant Hot-Pluggable Power Supply with Active Power Factor Correction for Proliant DL580 G1
SKU: DPS-450BB-1
Price: $250.53
J8696AX - HP ProCurve 620 External Power Supply / Redundant Power Supply (EPS/RPS) for 2900, 3500yl, 6200yl ProCurve Switch
SKU: J8696AX
Price: $184.21
HP J8696A#ABB ProCurve 620 External Power Supply / Redundant Power Supply (EPS/RPS) for 2900, 3500yl, 6200yl ProCurve Switch
SKU: J8696A-ABB
Price: $514.32
ST9160824AS - Seagate Momentus 5400 FDE.2 ST9160824AS 160 GB 2.5 Internal Hard Drive - SATA/150 - 5400 rpm - 8 MB Buffer
SKU: ST9160824AS
Price: $35.00
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.