Replacement for MR-L4WQN-BC: Drop-In Alternatives We Stock
Looking for a replacement for the MR-L4WQN-BC (MR-L4WQN-BC - Quantum LTO Ultrium 4 WORM Barcode Labeled Tape Cartridge - LTO Ultrium LTO-4 - 800GB (Native) / 1.6TB (Compressed) - 1 Pack)? Pro Disk Network ships drop-in replacements and equivalent modern parts from US inventory. Every alternate below is in-stock today with same-day shipping for orders placed before 2pm ET. If your unit is still under warranty, contact our engineering team — we offer cross-shipping for B2B customers on Net 30 terms.
About the MR-L4WQN-BC
| SKU | MR-L4WQN-BC |
|---|---|
| Product | MR-L4WQN-BC - Quantum LTO Ultrium 4 WORM Barcode Labeled Tape Cartridge - LTO Ultrium LTO-4 - 800GB (Native) / 1.6TB (Compressed) - 1 Pack |
| Current price | $112.25 |
| Stock status | In Stock |
| Detail page | View MR-L4WQN-BC › |
Drop-in replacements for MR-L4WQN-BC
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.
MR-L5WQN-BC - Quantum MR-L5WQN-BC LTO Ultrium 5 WORM Data Cartridge with Barcode Labeling - LTO Ultrium - LTO-5 - 1.50 TB (Native) / 3 TB (Compressed)
SKU: MR-L5WQN-BC
Price: $161.11
C7973WL - HP LTO Ultrium 3 WORM Pre-labeled Tape Cartridge LTO Ultrium LTO-3 400GB (Native) / 800GB (Compressed)
SKU: C7973WL
Price: $154.71
LTX400WBC - Sony LTX400W LTO Ultrium 3 WORM Data Cartridge with Barcode Labeling - LTO Ultrium - LTO-3 - 400 GB (Native) / 800 GB (Compressed) - 1 Pack
SKU: LTX400WBC
Price: $131.05
Sony LTX800W/BC LTX800W LTO Ultrium 4 WORM Data Cartridge with Barcode Labeling - LTO Ultrium - LTO-4 - 800 GB (Native) / 1.60 TB (Compressed)
SKU: LTX800W-BC
Price: $143.08
MR-L3MQN-02 - Quantum LTO Ultrium 3 WORM Tape Cartridge - LTO Ultrium LTO-3 - 400GB (Native) / 800GB (Compressed)
SKU: MR-L3MQN-02
Price: $88.21
MR-L3WQN-BC - Quantum LTO Ultrium 3 WORM Prelabeled Tape Cartridge - LTO Ultrium LTO-3 - 400GB (Native) / 800GB (Compressed)
SKU: MR-L3WQN-BC
Price: $105.17
MR-L4MQN-02 - Quantum LTO Ultrium 4 WORM Tape Cartridge - LTO Ultrium LTO-4 - 800GB (Native) / 1600GB (Compressed)
SKU: MR-L4MQN-02
Price: $105.26
MR-L5LQN-BC - Quantum MR-L5LQN-BC LTO Ultrium 5 Data Cartridge with Barcode Labeling - LTO Ultrium - LTO-5 - 1.50 TB (Native) / 3 TB (Compressed) - 20 Pac
SKU: MR-L5LQN-BC
Price: $963.30
95P4437 - IBM LTO Ultrium 4 Labeled Tape Cartridge - LTO Ultrium LTO-4 - 800GB (Native) / 1.6TB (Compressed) - 1 Pack
SKU: 95P4437
Price: $119.42
C7975W - HP LTO Ultrium 5 WORM Data Cartridge LTO-5 WORM 1.50 TB (Native) / 3 TB (Compressed) 2775.59 ft Tape Length 1 Pack
SKU: C7975W
Price: $117.89
C7974W - HP LTO Ultrium 4 WORM Tape Cartridge LTO-4 WORM 800 GB Native / 1.60 TB Compressed
SKU: C7974W
Price: $149.63
How we pick replacements
Every recommendation above was selected using these criteria:
- Drop-in compatibility — same form factor (2.5"/3.5", PCIe slot, SFP port, etc.), so it fits the original chassis without modification
- Equivalent or better performance — matched on RPM/IOPS/speed/throughput, never downgraded
- Same-brand-preferred — we list the OEM-equivalent first when available, then trusted aftermarket
- Warranty coverage — 90-day Pro Disk warranty on every part, with 1-year option for B2B
- In stock today — never recommend a part that is on backorder
Need help confirming compatibility?
Our engineers validate every replacement against your specific server, switch, or chassis model before shipment. Email sales@prodisknetwork.com with your platform model (e.g., Dell PowerEdge R740, HP DL380 Gen10, Cisco Catalyst 9300) and we will confirm the exact part number that drops into your hardware.