Teltonika Networks · Embedded Systems
Oxa and Calyx
Embedded cellular modules for OEMs: the Oxa LTE gateway board and the Calyx Raspberry Pi HAT+.
- LTE Cat 4 / 5G
- OEM integration
- RutOS (Oxa)
- Raspberry Pi 4/5
- Compact

Overview
Teltonika's embedded systems add cellular connectivity inside host equipment. Oxa is a compact embedded IoT gateway with LTE Cat 4, Gigabit Ethernet and RutOS for OEM and industrial integration. Calyx is a Raspberry Pi HAT+ for Raspberry Pi 4 and 5, available in 4G Cat 4, 5G RedCap and 5G variants.
Built for
- OEM equipment connectivity
- Raspberry Pi based IoT projects
- Prototyping cellular devices
- Embedded industrial controllers
Key features
Oxa embedded gateway
LTE Cat 4, Gigabit Ethernet, digital I/O and RutOS in a 70 x 18.2 x 67.7 mm unit.
Calyx HAT+
Cellular HAT+ for Raspberry Pi 4 and 5 with GPIO and PCM control.
Variant choice
Calyx comes in 4G Cat 4, 5G RedCap and full 5G versions.
RMS on Oxa
Oxa is compatible with RMS for central management.
Specifications
- Cellular
- Oxa: LTE Cat 4; Calyx: 4G, RedCap, 5G
- SIM
- Mini SIM (Oxa), Nano SIM (Calyx)
- Ethernet
- 1 x Gigabit (Oxa)
- Host interface
- USB Type-C (Calyx), micro USB (Oxa)
- Compatibility
- Raspberry Pi 4 and 5 (Calyx)
- Power input
- 9-30 VDC (Oxa)
- Dimensions
- Oxa 70 x 18.2 x 67.7 mm
- Operating temp.
- -40 to 75 °C
- Operating system
- RutOS (Oxa)
Models
| Model | Type | Cellular | Interfaces |
|---|---|---|---|
| Oxa | Embedded IoT gateway | 4G LTE Cat 4, 3G, 2G | Gigabit Ethernet, I/O, micro USB |
| Calyx | Raspberry Pi HAT+ | 4G Cat 4, 5G RedCap or 5G | USB-C, GPIO, PCM |
Specifications as published by Teltonika Networks. Configurations vary by model; we will confirm the exact build with your quote.
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