Replacement for J4858C-ACC: Drop-In Alternatives We Stock
Looking for a replacement for the J4858C-ACC (J4858C-ACC - Accortec 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module)? 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 J4858C-ACC
| SKU | J4858C-ACC |
|---|---|
| Product | J4858C-ACC - Accortec 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module |
| Current price | $113.82 |
| Stock status | In Stock |
| Detail page | View J4858C-ACC › |
Drop-in replacements for J4858C-ACC
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.
SFP-GE-SX-ACC - Accortec 1Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: SFP-GE-SX-ACC
Price: $101.61
SFP-SX-ACC - Accortec 1Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module
SKU: SFP-SX-ACC
Price: $101.61
SFPGE-11-ACC - Accortec 1.25Gb/s 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: SFPGE-11-ACC
Price: $101.61
01-SSC-9789-ACC - Accortec 1.25Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: 01-SSC-9789-ACC
Price: $105.22
WS-G5484-ACC - Accortec 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex SC Connector GBIC Transceiver Module
SKU: WS-G5484-ACC
Price: $112.79
81Y1622-ACC - Accortec 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: 81Y1622-ACC
Price: $114.18
ISFP-GIG-SX-ACC - Accortec 1Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module for Alcatel-Lucent Compatible
SKU: ISFP-GIG-SX-ACC
Price: $115.79
PAN-SFP-SX-ACC - Accortec 1Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module for Palo Alto Compatible
SKU: PAN-SFP-SX-ACC
Price: $115.79
SFP-SX-D-ACC - Accortec 1Gb/s 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: SFP-SX-D-ACC
Price: $116.04
SFP-1G-SX-ACC - Accortec 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module
SKU: SFP-1G-SX-ACC
Price: $116.04
SMCBGSLCX1-ACC - Accortec 1.25Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module
SKU: SMCBGSLCX1-ACC
Price: $116.04
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.