# Arista 25 Gigabit Ethernet SFP

Part Number

Standard

Media Type

Max Reach (25Gbps)

Wavelength

Dual-Rate (10G/25G)

Key Feature / Use

SFP-25G-SR

25GBASE-SR

MMF (OM4)

100m (70m on OM3)

850nm

No (25G Only)

Standard Short Reach for data center links.

SFP-25G-SR-E

25GBASE-SR-E

MMF (OM4)

100m (30m without FEC)

850nm

No (25G Only)

Enhanced, Low Latency SR. Can operate without FEC for lowest latency.

SFP-25G-MR-SR

25GBASE-MR-SR

MMF (OM4)

100m (70m on OM3)

850nm

Yes (10G/25G)

Dual-rate for 10G/25G MMF migration. (10G up to 400m)

SFP-25G-MR-XSR

25GBASE-MR-XSR

MMF (OM4)

300m (200m on OM3)

850nm

Yes (10G/25G)

Extended Short Reach on MMF for larger facilities.

SFP-25G-LR

25GBASE-LR

SMF

10km

1310nm

No (25G Only)

Standard Long Reach for campus or metro links.

SFP-25G-MR-LR

25GBASE-MR-LR

SMF

10km

1310nm

Yes (10G/25G)

Dual-rate Long Reach for 10G/25G SMF migration.

SFP-25G-LR-E

25GBASE-LR-E

SMF

10km (2km without FEC)

1310nm

No (25G Only)

Enhanced, Low Latency LR. Can operate without FEC for 2km.

SFP-25G-ER

25GBASE-ER

SMF

40km (30km in some specs)

1310nm

No (25G Only)

Extended Reach for maximum distance on single-mode fiber.

## Details

- **Price:** 137.99 USD - 1381.99 USD
- **Vendor:** Arista
- **Type:** Repeaters & Transceivers
- **Tags:** New

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| SFP-25G-SR | 137.99 USD | In stock |
| SFP-25G-MR-SR | 1381.99 USD | In stock |
| SFP-25G-MR-XSR | 1227.99 USD | In stock |
| SFP-25G-SR-E | 149.99 USD | In stock |
| SFP-25G-LR | 192.99 USD | In stock |
| SFP-25G-MR-LR | 596.99 USD | In stock |
| SFP-25G-LR-E | 765.99 USD | In stock |
| SFP-25G-ER | 611.99 USD | In stock |

## Images

- Arista background

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> Source: [Optdex](https://www.optdex.com/products/arista-25-gigabit-ethernet-sfp)
> Updated: 2026-09-21