Alternative to J4858B-AS: Better-Value Equivalents in Stock
Comparing the J4858B-AS (J4858B-AS - Agilestar 1Gbps 1000Base-SX Mini-GBIC 850nm LC Connector SFP Transceiver Module) 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 J4858B-AS
| SKU | J4858B-AS |
|---|---|
| Product | J4858B-AS - Agilestar 1Gbps 1000Base-SX Mini-GBIC 850nm LC Connector SFP Transceiver Module |
| Current price | $164.04 |
| Stock status | In Stock |
| Detail page | View J4858B-AS › |
Alternatives to J4858B-AS
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.
J4858C-AS - Agilestar HP ProCurve Gigabit-SX-LC 1000Base-SX Mini-GBIC 850nm SFP Transceiver Module
SKU: J4858C-AS
Price: $206.34
NS-SYS-GBIC-MSX-ACC - Accortec 1.25Gb/s 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module for Juniper Compatible
SKU: NS-SYS-GBIC-MSX-ACC
Price: $182.37
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
XFP-10G-SR-AS - Agilestar 10Gbps 10GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector XFP Transceiver Module
SKU: XFP-10G-SR-AS
Price: $278.80
GP-XFP-1S-AS - Agilestar 10.5Gbps 10GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector XFP Transceiver Module
SKU: GP-XFP-1S-AS
Price: $773.26
SFP-OC3-LR1-AS - Agilestar OC-3/STM-1 LR-1 Single-mode Fibre 40km 1310nm LC Connector SFP Transceiver Module
SKU: SFP-OC3-LR1-AS
Price: $126.11
OC3-SFP-LR1-AS - Agilestar ATM/SONET OC-3/STM-1 LR-1 Single-mode Fibre 40km 1310nm LC Connector SFP Transceiver Module
SKU: OC3-SFP-LR1-AS
Price: $2,352.29
33210-100 - Brocade 1Gb/s 1000Base-SX Multi-Mode Fiber550m 850nm LC Connector SFP (mini-GBIC) Transceiver Module
SKU: 33210-100
Price: $68.42
E1MG-SX - IBM 1000Base-SX 850nm 550m LC Connector mini-GBIC SFP Transceiver Module
SKU: E1MG-SX
Price: $71.58
AFBR-57R5APZ - Avago 1Gb/s 1000Base-SX Multi-Mode 550m 850nm LC Connector SFP (mini-GBIC) Transceiver Module
SKU: AFBR-57R5APZ
Price: $71.58
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.