The three-section low-floor double-articulated trams are 25.4m long and have two motor bogies and one trailer bogie. The LRV utilises four 105kV asynchronous electric motors with all electrical components situated on the roof of the vehicle which has capacity for 248 passengers, 66 seated.

The type 843 is already operating in Minsk and the deal with Saint Petersburg is Belkommunmash's first export order for the vehicle.