| Parent | Bengaluru Metropolitan Transport Corporation |
|---|---|
| Founded | 27 December 2021 |
| Locale | Bengaluru |
| Service area | Bengaluru Urban district,Bengaluru Rural district,parts of Ramanagara district and Chikkaballapura district |
| Service type | Non-AC Seater Intracity with JBM Mobility, Switch Mobility, and Tata Motors chassis |
| Fleet | 1750 |
| Fuel type | electric bus |
| Operator | Bengaluru Metropolitan Transport Corporation (under Government of Karnataka) |
| Website | ksrtc |
The Astra or Electric bus is a series of Economic Non-AC Intra-city electric bus service operated by BMTC across localities and villages of Greater Bangalore. It serves as the highest fleet of BMTC along with Bengaluru Sarige. It consists of 2+2 seat layout with no reclinable seats, comparable to Bengaluru Sarige and Karnataka Sarige of KSRTC.
Electric buses were launched on trial basis in 2014. It was launched on 27 December 2021 by then Chief Minister of Karnataka Basavaraj Bommai under the Smart Cities Mission.
These buses are similar to low-floor buses like Bengaluru Sarige, but these buses are electric rather than diesel buses.These buses are operated by private operators who manufacture the buses. These operators are paid by BMTC Buses in this fleet are used in the bus service of Metro-Feeder (with prefix MF which midi buses of Samparka Sarige merging with Bengaluru Sarige). 300 Buses under 'FAME-1 provided by switch mobility were launched on 15 August 2022. Buses under FAME-2 provider Tata Motors were launched on 28 July 2023.

'Shakti Scheme' was announced by the Second Siddaramaiah ministry on 2 June 2023. It started on 11 June 2023, providing free-of-charge bus service to Karnataka-domiciled women. Beneficiaries show their government-issued photo identification and address proof for the first three months. Bus conductors issue them zero-fare tickets. Thereafter, beneficiaries obtain Shakti smartcards (named after the name of the scheme) through an application submitted via the government's Seva Sindhu website.
In June 2026 Karnataka government under the chief ministry of D.K. Shivakumar announced free buses for students studying in Karnataka from primary school to postgraduate level and border areas within 20 km of Karnataka border. It is free for both boys and girls.
Buses, especially buses from FAME-II Scheme, have received lot of criticism.