Momentum is TK Elevator (formerly ThyssenKrupp Elevator)'s high-rise, high-speed traction elevator for the United States market. It was introduced in 2013.

• Type: Gearless traction

• Controller: ThyssenKrupp TAC series microprocessor

• Cables: Steel cables

• Max landings: 64*

• Capacity: 2100, 2500, 3000, 3500, 4000, 4500, 5000 lb

• Speed: 200, 350, 500, 700, 800, 1000, or 1200 ft/minute*

• Doors: Single-speed side opening, two-speed side opening, or single-speed center opening

• Max cars per bank: 8

• Fixtures: Signa4, Traditional (newer), Vandal Resistant (newer), or AGILE destination dispatch