Telkomsel (Indonesia): 4G and 5G bands
Telkomsel (Indonesia) runs 4G on B1, B3, B8, B40; B8 is the coverage layer. 5G bands: n40, n1. 5G SA: not found; RedCap: not launched; 3G: closing since 2022; 2G: —.
Check your module in Indonesia
Results cover the 3 networks here; the home page checks every country at once.
Bands in detail
| Band | Name | Duplex | Uplink MHz | Downlink MHz | Layer | Checked |
|---|---|---|---|---|---|---|
| B1 | 2100 IMT | FDD | 1920–1980 | 2110–2170 | capacity layer | cross-checked12 |
| B3 | 1800 DCS | FDD | 1710–1785 | 1805–1880 | capacity layer | cross-checked12 |
| B8 | 900 E-GSM | FDD | 880–915 | 925–960 | coverage layer | cross-checked12 |
| B40 | 2300 S-Band | TDD | 2300–2400 | 2300–2400 | capacity layer | cross-checked12 |
| n40 | 2300 S-Band | TDD | 2300–2400 | 2300–2400 | capacity layer | cross-checked12 |
| n1 | 2100 IMT | FDD | 1920–1980 | 2110–2170 | capacity layer | single source1 |
Frequencies are from the 3GPP specifications. “Single source” means only one community source lists the band; it is shown but not scored.
Network status
Our dongles on this network
Supports B1, B3, B8 (coverage layer). Missing B40.
Supports B1, B3, B8 (coverage layer). Missing B40.
Supports B1, B3, B8 (coverage layer), B40.
5G: 5G bands match, but no commercial RedCap yet
Sources
- C Frequency checker · Indonesia Kimovil · 2026-10-02
- C Mobile network operators in Indonesia: Telkomsel, Indosat and XL bands TechJunction · 2025
- B 5G RedCap – April 2026 (42 operators in 27 markets; 14 commercial launches) GSA · 2026-04
- B Mobile IoT network launches (Nov 2025) GSMA · 2025-11
- C Indonesia: 3G shutting down on all networks from 2022; SIM and IMEI registration rules Prepaid Data SIM Card Wiki · 2026
