# Fiber optic transceiver module ProLabs J4858D-C-5PK

**URL:** https://aio.lv/en/product--hp-kompatibel-j4858d-c--3664598
**Data updated:** 2025-12-29 13:41 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** hp kompatibel
**Manufacturer code:** J4858D-C
**EAN:** 4270000439698
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-kompatibel-j4858d-c--3664598

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The ProLabs J4858D-C-5PK is a fiber optic SFP transceiver module with a maximum data transfer rate of 1000 Mbit/s. It operates at a wavelength of 850 nm, ensuring high-speed data transmission. This package includes 5 units, making it ideal for bulk installations. With dimensions of 139.7 mm width, 120.6 mm depth, and 60.9 mm height, it is compatible with HP devices, providing reliable connectivity for your network needs.

## Long description

The ProLabs J4858D-C-5PK is a 5-pack of compatible SFP fiber optic transceiver modules designed for 1000Base-SX links. Each module supports a data rate of 1000 Mbit/s over multimode fiber (MMF) at an operating wavelength of 850 nm and uses an LC connector. The modules are programmed, uniquely serialized and tested for data traffic and applications to ensure they initialize and perform identically to the equivalent HP® transceiver and comply with MSA standards. This product is TAA compliant and covered by a limited lifetime warranty.
Advantages
The ProLabs J4858D-C-5PK offers hot-swappable installation, guaranteed compatibility with the corresponding HP® transceiver, and factory testing for reliable plug-and-play operation. It is manufactured to meet or exceed HP specifications and MSA interoperability requirements, and sold in a 5-unit pack suitable for multiple port or bulk deployments.
Suitable for
1000Base-SX uplinks and server-to-switch connections over multimode fiber
Data center and campus network links up to 550 m (MMF)
Replacement or bulk installation where HP-compatible SFP modules are required
Key specifications
Interface type: SFP
Data rate: 1000 Mbit/s (1 Gbps)
Wavelength: 850 nm
Connector: LC
Reach: up to 550 m over multimode fiber (MMF)
Compatibility: Compatible with HP® J4858C equivalent; MSA compliant
Package quantity: 5 modules
Weight (package): 0.9071 kg
Compliance: TAA compliant
How to use
Power down the target port if required by your equipment, remove any dust caps from the transceiver and fiber connectors, then insert the SFP module firmly into the device SFP slot until it clicks. Attach LC fiber patch cables to the module ports ensuring correct polarity. After insertion the module should initialize automatically; confirm link status in your switch or server management interface and adjust settings if needed.
Usage recommendations
For optimal performance, use multimode fiber (OM1/OM2/OM3/OM4 as appropriate) compatible with 850 nm operation, keep fiber connectors clean, and verify firmware or vendor OS compatibility for HP-compatible modules before large-scale deployment.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Interface type | SFP |
| Maximum data transfer rate | 1000 Mbit/s |
| Ethernet interface type | Gigabit Ethernet |
| Fiber ethernet cabling technology | 1000BASE |
| Ethernet LAN | Yes |
| Wavelength | 850 nm |
| Fiber optic connector | LC |
| Maximum transfer distance | 550 m |
| Multi-mode fiber (MMF) supported | Yes |
| SFP transceiver standard | SX |

### Network

| Feature | Value |
|---|---|
| SFP transceiver type | Fiber optic |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85369010 |

### Packaging data

| Feature | Value |
|---|---|
| Number of products included | 5 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.9071 kg |
| Height | 60.9 mm |
| Width | 139.7 mm |
| Depth | 120.6 mm |

## FAQ

### How much does the Fiber optic transceiver ProLabs J4858D-C-5PK cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 02.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 hp kompatibel 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 hp kompatibel 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. More information about warranty service: https://aio.lv/en/warranty

### 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, weight, 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.

## Image

https://aio.lv/img/cache/product/3664598/54592570_large.webp