# VOLKTEK GBM-123IRS 1000BASE-LX, Bi-Di SFP TX:1550/RX:1310 Single-mode, 10km, with wide temperature

GBM-123RS is a 1.25 Gigabit Single-mode bi-directional, Simplex connector SFP module with 10km transmission length at wavelength TX:1550/RX:1310. It has an operating temperature of 0°C~70°C (-32°F~158°F) / -40°C~85°C (-40°F~185°F) depending on request.

## Details

- **Price:** 169.0 SGD
- **Vendor:** Kaira Global (Singapore)
- **Tags:** Gigabit Bi-Di SFP Series, SFP Modules, Volktek

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 169.00 SGD | In stock |

## Images

- VOLKTEK GBM-123IRS 1000BASE-LX, Bi-Di SFP TX:1550/RX:1310 Single-mode, 10km, with wide temperature - Kaira Global (Singapore)

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> Source: [Kaira Global (Singapore)](https://kairaglobal.com/products/volktek-gbm-123irs-1000base-lx-bi-di-sfp-tx-1550-rx-1310-single-mode-10km-with-wide-temperature)
> Updated: 2026-05-26