Teltonika PR4LC21K – 1.25 Gb/S 20 Km BiDi SFP Transceiver
Manufacturer order code: PR4LC21K
Technical specifications
Technical Data
| Adapter 1 | DS-IAE-SFP-G B20X-I_1.25G BIDI SFP135H-ECE3 |
|---|---|
| Connector | Simplex LC |
| Supported media | Single-mode fiber |
| Data rate | 1.25 Gb/s |
| Max. power consumption | < 0.8 W |
| Cable distance | Up to 20 km reach over G.652 SMF |
| Operating humidity | 5 to 85 % |
| TX wavelength | 1310 nm |
| RX wavelength | 1550 nm |
| Temperature range | -40°C ~ +85°C |
| Case | Fully metallic enclosure for low EMI and excellent ESD protection |
| RoHS | ✓ |
| REACH | ✓ |
| Adapter 2 | DS-IAE-SFP-G B20X-I_1.25G BIDI SFP155H-ELE1 |
| Connector | Simplex LC |
| Supported media | Single-mode fiber |
| Data rate | 1.25 Gb/s |
| Max. power consumption | < 0.8 W |
| Cable distance | Up to 20 km reach over G.652 SMF |
| Operating humidity | 5 to 85 % |
| TX wavelength | 1550 nm |
| RX wavelength | 1310 nm |
| Temperature range | -40°C ~ +85°C |
| Case | Fully metallic enclosure for low EMI and excellent ESD protection |
| RoHS | ✓ |
| REACH | ✓ |
Compatible models listed by the manufacturer
RUTXR1, SWM280, SWM281, SWM282, TSW200, TSW202, TSW210, TSW212
Documentation and downloads
Manufacturer technical information checked on 17 October 2026. Check compatibility, connectors, electrical limits, package contents and the complete order code before selection. Price and availability are confirmed on enquiry.
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