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header-product SFP Transceiver Module StarTech.com J4858C 1000BASE-SX 1GbE Multi Mode Fiber
58.99 €

SFP Transceiver Module StarTech.com J4858C 1000BASE-SX 1GbE Multi Mode Fiber

SFP Transceiver Module StarTech.com J4858C Photo 1
SFP Transceiver Module StarTech.com J4858C Photo 2
SFP Transceiver Module StarTech.com J4858C Photo 3
SFP Transceiver Module StarTech.com J4858C Photo 4
SFP Transceiver Module StarTech.com J4858C Photo 1
SFP Transceiver Module StarTech.com J4858C Photo 2
SFP Transceiver Module StarTech.com J4858C Photo 3
SFP Transceiver Module StarTech.com J4858C Photo 4
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SFP Transceiver Module StarTech.com J4858C 1000BASE-SX 1GbE Multi Mode Fiber

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SFP Transceiver Module StarTech.com J4858C 1000BASE-SX 1GbE Multi Mode Fiber

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Short description

The StarTech.com J4858C SFP Transceiver Module supports 1000BASE-SX with a maximum data transfer rate of 1250 Mbit/s. It is designed for multi-mode fiber optic connections up to 550m, operating at 850nm. The module is compliant with RoHS and certified by CE, FCC, and UL. Its aluminum housing ensures durability, and it has a low power consumption of 1 W. Ideal for enhancing network performance in various applications.
Available at price 58.99 €: 12 pcs.
Total available for order: 32 pcs.
Warranty: 2 Years
SKU: 11304722
Manufacturer: StarTech
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
08.10.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
13.10.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.04 kg)
Parcel couriers
Unisend LV / Venipak Pickup LV / Venipak Locker LV / DPD Paku skapis / Omniva LV / Latvijas Pasts pakomāts / Latvijas Pasts nodaļa
13.10.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Product information

Description

The StarTech.com J4858C SFP Transceiver Module provides reliable 1 GbE fiber connectivity for 1000BASE-SX networks. Designed as an HPE J4858C compatible module, it supports multi-mode fiber links up to 550 m (1804 ft) using an LC connector and operates at an 850 nm wavelength. The module includes Digital Diagnostics Monitoring (DDM), low power consumption and an aluminum housing for durability, and is hot-swappable to allow seamless upgrades or replacements.

Advantages

This SFP transceiver delivers certified 1000BASE-SX performance with a maximum data transfer rate of 1.25 Gbps and support for multi-mode fiber. It is programmed and tested for compatibility with HPE equipment, features DDM for real-time monitoring, consumes less than 1.3 W of power, and offers a high MTBF of 3,381,761 hours. The product is covered by StarTech.com’s lifetime warranty and lifetime multilingual technical support.

Suitable for

  • Short-range fiber connections within enterprise and data center LANs
  • Upgrading switches and routers to 1 GbE fiber links
  • Replacing faulty or end-of-life SFP modules in HPE-compatible equipment

Key specifications

  • Standard: 1000BASE-SX
  • Maximum data rate: 1.25 Gbps
  • Wavelength: 850 nm
  • Fiber type: Multi Mode Fiber (MMF)
  • Connector: LC
  • Maximum distance: 550 m (1804 ft)
  • Power consumption: < 1.3 W
  • MTBF: 3,381,761 hours
  • Digital Diagnostics Monitoring (DDM): Yes
  • Compatibility: HPE J4858C compatible
  • Warranty: Lifetime

How to use

Insert the SFP transceiver into an available SFP slot on a compatible switch or router while the device is powered on or off; the module is hot-swappable. Connect the multi-mode fiber cable with LC connectors to the transceiver ports, ensuring proper polarity and secure connections. Use the device management interface to verify link status and view diagnostics via DDM. For optimal performance, confirm that the connected fiber supports 1000BASE-SX specifications and that link distance does not exceed 550 m.

Usage recommendations

Install and test the module in a controlled maintenance window where possible to minimize impact on production traffic. Use certified multi-mode fiber and LC connectors, monitor DDM parameters regularly for signal quality and temperature, and replace modules showing degraded diagnostics. Keep firmware and switch/router drivers up to date to maintain compatibility.

Specifications

Interface type:
SFP
Maximum data transfer rate: The maximum speed with which data can be transmitted from one device to another.
1250 Mbit/s
SFP transceiver type:
Fiber optic
All features

Logistics data

Country of origin: Country where the device is made. Aka Country of manufacture (COM).
China
Products per master (outer) case:
36 pc(s)
Master (outer) case height:
200 mm
Master (outer) case length:
305 mm
Harmonized System (HS) code:
85369010
Master (outer) case width:
254 mm

Packaging data

Package weight: Weight of the packaged product.
46 g
Package height: The distance from the top to the bottom of the packaging.
33 mm
Package depth: The distance from the front to the back of the packaging.
93 mm
Package width: The distance from one side of the packaging to the other.
119 mm

Packaging content

Quantity per pack:
1 pc(s)

Weight & dimensions

Weight: Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
0.018 kg
Height: The measurement of the product from head to foot or from base to top.
13 mm
Depth: The distance from the front to the back of something.
57 mm
Width: The measurement or extent of something from side to side.
14 mm

Operational conditions

Operating relative humidity (H-H):
30 - 75
Storage temperature (T-T): The minimum and maximum temperatures at which the product can be safely stored.
-40 - 85
Operating temperature (T-T): The minimum and maximum temperatures at which the product can be safely operated.
0 - 70

Certificates

Certification:
CE, FCC, UL
Compliance certificates: Indicates which regulatory, safety, and environmental standards the product complies with, as verified by recognized authorities or certification bodies.
RoHS

Power

Power consumption (typical): Amount of power consumed by this model, often expressed in watts (W). Typical values that manufacturers give are power consumption when off, standby/suspended mode, typical use, maximum usage.
1 W

Features

Mean time between failures (MTBF): Statistical model used to indicate product/mechanism reliability; expressed in hours and percentage of duty cycle. This number (in hours) does not indicate the mean time before failure for a single unit/mechanism.
3381761 h
Hot-swap:
Yes
Housing material: What the casing of the product is made of.
Aluminium
Product colour: The colour e.g. red, blue, green, black, white.
Silver

Performance

Wavelength-division multiplexing (WDM):
No
Digital Diagnostics Monitoring (DDM):
Yes
Duplex system: A duplex communication system is a point-to-point system composed of two connected parties or devices that can communicate with one another in both directions, simultaneously.
Half, Full
Networking standards: The way in which the network is working, e.g. IEEE 802.11a, IEEE 802.11b, IEEE 802.11g.
IEEE 802.3z
Wavelength: The distance over which a wave repeats itself. The wavelength determines the characteristics of the wave e.g. red light has a different wavelength to blue light.
850 nm
Maximum transfer distance: The greatest distance over which the data/signal can be transferred.
550 m
SFP transceiver standard:
SX
Fiber optic connector: This terminates the end of an optical fiber, and enables quicker connection and disconnection than splicing. The connectors mechanically couple and align the cores of fibers so light can pass. Better connectors lose very little light due to reflection or misalignment of the fibers. In all there have been about 100 types of optic fiber connectors produced.
LC
Multi-mode fiber (MMF) supported:
Yes
Interface type:
SFP
Maximum data transfer rate: The maximum speed with which data can be transmitted from one device to another.
1250 Mbit/s
SFP transceiver type:
Fiber optic

Description

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Stock data
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH15 10 24.09.2026 Best delivery
58.99 €
WH109 12 08.10.2026
58.99 € Best price
EU9 10 24.09.2026 Best delivery
60.49 €
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58.99 €
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Delivery Date: 24.09.2026 Best delivery
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58.99 €
Stock: 12
Delivery Date: 08.10.2026
Warehouse: WH109
60.49 €
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Customer reviews

Customer questions

FAQ

How much does the SFP Transceiver Module StarTech.com J4858C cost, and is it available for purchase?

The price is 58.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 32 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All StarTech products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized StarTech service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: interface type, maximum data transfer rate, sfp transceiver type, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for SFP Transceiver Module StarTech.com J4858C?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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