Vapor unveils sliding plug bus door system at APTA EXPO
Designed to meet the rigorous daily demands of city bus applications, the Vapor Outside Sliding Plug Door includes a patented, electric actuator that minimizes space claim in the header area while maximizing clear door opening to facilitate passenger ingress and egress.

Designed to meet the rigorous daily demands of city bus applications, the Vapor Outside Sliding Plug Door (OSSP) includes a patented, electric actuator that minimizes space claim in the header area while maximizing clear door opening to facilitate passenger ingress and egress.

Designed to meet the rigorous daily demands of city bus applications, the Vapor Outside Sliding Plug Door (OSSP) includes a patented, electric actuator that minimizes space claim in the header area while maximizing clear door opening to facilitate passenger ingress and egress.
The new Vapor Electric Outside Sliding Plug Door System and advanced vDEC™ controller will be showcased at the APTA Expo, October 9 to 11, in Atlanta. Demonstrations will be presented in the Wabtec-Faiveley exhibit booth 8534 (Hall C) and the Mayser exhibit booth 3841 (Hall B).
“Vapor quality, safety and performance delivers American-made value for every major bus builder,” said John Condon, Vapor VP, sales for North America. “Our new Vapor Outside Sliding Plug Door system is built on unsurpassed transit-proven experience, innovative engineering, and total concept-to-delivery product processes that meet every transit performance and environment challenge.”
Designed to meet the rigorous daily demands of city bus applications, the Vapor Outside Sliding Plug Door (OSSP) includes a patented, electric actuator that minimizes space claim in the header area while maximizing clear door opening to facilitate passenger ingress and egress. The Vapor OSSP is engineered for smooth and quiet operation, and easy installation with minimal adjustments. The new vDEC electronic door control module assures precise door opening and closing speeds, obstruction sensing, advanced event logging, communication, and diagnostic capabilities.
As the leading door equipment supplier to the North American bus industry, Vapor Bus International designs and manufactures equipment for transit and commuter buses, intercity and tour coaches, shuttles, and utility vehicles. Innovative Vapor products include complete automatic door systems as well as individual components, such as actuators, controls, door panels, passenger and obstruction sensing devices, door seals, and accessories.
More Bus

Brian Dickson on Building Stronger, More Resilient Transportation Organizations
Bus Business Consultants Founder Brian Dickson discusses the leadership principles, operational discipline, and strategic planning that separate transportation companies positioned for long-term success from those stuck in survival mode.
Read More →
LA Metro Breaks Ground on Vermont BRT Project
The 12.4-mile corridor is projected to serve 66,200 daily riders, reduce travel times by up to 24%, and create the nation's busiest bus rapid transit corridor.
Read More →
Roman Cornell on ABC Companies’ Evolution and the Future of Passenger Transportation
The company’s CEO discusses carrying forward a third-generation family legacy, ABC’s continued evolution in passenger transportation, support for increasingly complex fleets, and how technology and continued investment could help operators improve uptime.
Read More →
VIA Bus Ridership Grows 10.1% Through August 2026
San Antonio's VIA Metropolitan Transit reported the highest bus ridership growth among major Texas transit systems. Federal Transit Administration data ranked it second among the nation's 50 largest transit systems.
Read More →
LA Metro September Ridership Climbs 3.9%, Led by Rail Growth
The agency recorded more than 27.2 million boardings, with rail ridership increasing 12.4% year over year and the D Line posting the largest gains.
Read More →
Frontrunner Bus Group Introduces XF Low-Floor Bus with Enhanced Accessibility
The new mid-sized bus features a full flat-floor design, eight-inch curbside step-in height, and zero-entry rear ramp to improve passenger access and operational flexibility.
Read More →
Scenes from APTA TRANSform & EXPO 2026
Transit leaders, manufacturers, and industry professionals gathered in Chicago to explore new technologies, share ideas, and discuss the future of public transportation.
Read More →
More Than a Summer Job: Building the Next Generation of Transit Talent
The Delaware River Port Authority and PATCO have transformed their internship program into a hands-on professional development experience that introduces students to the breadth of transportation careers — and creates a pipeline for future employees.
Read More →
LA Metro Board Awards 220 Battery-Electric Bus Contract to ENC
The contract, which is the largest base award of battery-electric buses by a U.S. transit agency, will be built in Southern California, sustaining good jobs as LA prepares to welcome the world in 2028
Read More →
Public Transit Conference Returning to GFX in 2027, Call for Papers Now Open
The Call for Papers is now open, allowing transit agency professionals and industry experts to help shape the PTC educational program by submitting session ideas for consideration.
Read More →