Alternative to KVR21S15S8-8BK: Better-Value Equivalents in Stock
Comparing the KVR21S15S8-8BK (Kingston KVR21S15S8/8BK 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Single Rank Memory Module) against alternatives? Pro Disk Network stocks 12 similar Kingston 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 KVR21S15S8-8BK
| SKU | KVR21S15S8-8BK |
|---|---|
| Product | Kingston KVR21S15S8/8BK 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Single Rank Memory Module |
| Current price | $138.45 |
| Stock status | In Stock |
| Detail page | View KVR21S15S8-8BK › |
Alternatives to KVR21S15S8-8BK
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.
Kingston Technology KVR21S15D8/8 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module
SKU: KVR21S15D8-8
Price: $113.61
Kingston KVR21S15D8/8BK 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module (Bulk 50-unit increments)
SKU: KVR21S15D8-8BK
Price: $113.61
Kingston Technology KCP421SD8/8 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Memory Module
SKU: KCP421SD8-8
Price: $113.61
Kingston Technology KCP421SS8/8 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Single Rank Memory Module
SKU: KCP421SS8-8
Price: $138.45
Kingston Technology KVR21S15S8/8 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Single Rank Memory Module
SKU: KVR21S15S8-8
Price: $138.45
Kingston Technology HX321LS11IB2/8 8GB DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.35V Low Voltage Memory Module
SKU: HX321LS11IB2-8
Price: $146.91
Kingston Technology HX421S13IBK2/8 8GB Kit (2 X 4GB) DDR4-2133MHz PC4-17000 non-ECC Unbuffered CL15 260-Pin SoDimm 1.2V Memory
SKU: HX421S13IBK2-8
Price: $168.42
Kingston Technology KVR21SE15D8/8 8GB DDR4-2133MHz PC4-17000 ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module
SKU: KVR21SE15D8-8
Price: $177.00
9965657-001.A00G - Kingston 8GB DDR4-2133MHz PC4-17000 ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module (Hynix A)
SKU: 9965657-001.A00G
Price: $177.00
Kingston Technology KTH-PN421E/8G 8GB DDR4-2133MHz PC4-17000 ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module
SKU: KTH-PN421E-8G
Price: $177.00
Kingston Technology KVR21SE15D8/8HA 8GB DDR4-2133MHz PC4-17000 ECC Unbuffered CL15 260-Pin SoDimm 1.2V Dual Rank Memory Module
SKU: KVR21SE15D8-8HA
Price: $177.00
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.