Streamlight ProTac 1L-X USB Pro | 850 Lumens | P/N 89025

The Streamlight ProTac Rail Mount 1L-X USB Pro is a compact, multi-fuel rail-mounted light designed for short-barreled rifles, carbines, and submachine guns. It accepts one Streamlight SL-B9 rechargeable battery pack or one CR123A battery and produces high lumen output for improved visibility in low-light conditions. The light uses TEN-TAP programming to select operating modes and features a Jack-Cap tail cap that supports both push-button activation and a remote pressure switch. Mounting options include MIL-STD-1913 Picatinny rails and an included M-LOK adapter for flexible positioning.

Product Specifications

• The model is identified as the ProTac Rail Mount 1L-X USB Pro (P/N 89025).
• This light produces 850 lumens on High when powered by the SL-B9 battery option.
• On High with SL-B9 the specification lists 30000 candela, 346 m beam distance, and 0.5 hours runtime, and on High with CR123A it lists 500 lumens, 18000 candela, 268 m beam distance, and 1.75 hours runtime.
• On Low the light is specified as 100 lumens with 3400 candela, 117 m beam distance, and runtimes of 4.5 hours (SL-B9) or 6.5 hours (CR123A).
• The Strobe runtime is listed as 1.25 hours with SL-B9 and 2.5 hours with CR123A.
• The unit offers TEN-TAP programming with three selectable programs: High/Strobe (factory default), High Only, and Low/High.
• Mounting compatibility includes MIL-STD-1913 (Picatinny) rails and M-LOK with the included M-LOK adapter.
• The Jack-Cap tail cap provides dual operation with a standard push-button and a port for a remote pressure switch.
• The light includes a multi-function push-button tail switch with both momentary and latching constant-on operations and a momentary-only remote switch is included.
• The body is machined from 6000 Series aircraft aluminum with a black anodized finish.
• Optical protection is provided by high-temperature, shock-mounted, anti-reflective coated impact-resistant BOROFLOAT glass.
• Ingress protection is specified as IP67 with the standard push-button switch and IP54 when the remote pressure switch is installed.
• The listed overall length is 4.25 inches.
• Weight is provided for install configurations as 5.5 oz (155.9 g) with one CR123A and 5.6 oz (158.8 g) with one SL-B9 rechargeable battery pack.
• UPC: 080926890251.
• The product is covered by Streamlight’s Limited Lifetime Warranty.

Compact and configurable, the ProTac Rail Mount 1L-X USB Pro is built for users who need a durable, multi-fuel light with flexible mounting and mode selection. Its Jack-Cap tail cap and included M-LOK adapter make it practical for a range of installations on modern platforms, and the TEN-TAP programming lets operators tailor output to the task. Choose this unit when you need a dependable rail-mounted light with rechargeable capability and proven construction.