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The Massachusetts Bay Transportation Authority (MBTA) has 12 New Flyer battery electric buses in service and is proceeding with further procurement, even as New York's Metropolitan Transportation Authority (MTA) has paused orders for hundreds more vehicles from the same manufacturer. The MTA took delivery of its first 60 New Flyer electric buses in 2024 but reported battery reliability problems, with the vehicles breaking down more than three times as frequently as conventional buses, according to data presented at a June MTA board meeting. Both agencies use New Flyer because the manufacturer meets Buy America requirements for federally funded transit buses.

Why it matters: The contrasting approaches highlight procurement risk when scaling electric bus fleets with limited supplier options under Buy America rules. Reliability data from early MTA deployments may inform warranty negotiations and maintenance planning for other transit agencies buying New Flyer vehicles, including the MBTA's ongoing rollout.

The Massachusetts Bay Transportation Authority's new battery electric buses rely on diesel burning auxiliary heating units when temperatures drop below 40 degrees Fahrenheit, consuming 0.8 gallons per hour to maintain passenger warmth while preserving battery power. The MBTA reports the buses averaged over 160 miles per charge during winter testing with diesel heat, compared to an estimated range under 100 miles if relying solely on electric heating. Officials told StreetsblogMASS that keeping batteries from getting too cold has the biggest impact on range improvement.

Why it matters: Transit operators procuring electric bus fleets in cold climates must account for auxiliary heating systems and their fuel costs in total cost of ownership calculations. The disclosure highlights a technical compromise between zero emission goals and operational range requirements that may influence specification decisions for northern latitude deployments.

Massachusetts ordered the MBTA to convert its entire fossil fuel bus fleet to electric vehicles four years ago as part of a legally binding climate commitment. The transit agency will not meet the mandated deadlines, facing budget overruns and complicated planning amid what officials describe as a market mismatch affecting multiple US transit agencies. The multibillion dollar changeover has become an open secret in transportation circles as unachievable under current timelines.

Why it matters: The MBTA's struggles highlight procurement risks when electric vehicle mandates outpace supply chain readiness and infrastructure deployment capacity. Transit agencies evaluating fleet electrification must balance regulatory compliance with realistic budget and delivery timelines, particularly as multiple operators compete for limited manufacturing capacity.