The SureFire M951 is a weapon-mounted tactical illumination system designed for close-range and interior operational environments. It delivers switchable output levels through interchangeable P60/P61 xenon lamp assemblies, powered by two CR123A lithium batteries. The unit features a sealed aluminum body with Mil-Spec anodized finish, thumbscrew rail mounting, and modular architecture enabling rapid conversion of optical and mechanical components.
Technical Specifications
Power Source
• Two CR123A lithium batteries (approximately 244 grams total weight with batteries installed)
Illumination Output
• Standard P60 lamp: 65 lumens, approximately 1 hour runtime
• High-output P61 lamp option: 120 lumens, approximately 20 minutes runtime
• Effective beam range: 123 meters for human figure discernment
Optical Design
• Tactical-level beam with extended reach and peripheral illumination coverage
• Suitable for close-range and interior tactical applications
Construction & Durability
• High-strength aluminum alloy body with wear-resistant anodized coating per Mil-A-8625 Type III Class 2
• O-ring sealed for moisture and dust protection
• Overall length: 156 mm
• Bezel diameter: 38 mm (1.47 inches)
• Unit weight without batteries and filter: approximately 210 grams
Mounting & Integration
• Thumbscrew mount (M49) compatible with M1913 and Picatinny rail systems
• Mount dimensions: 56 mm long × 32 mm wide
• Modular design allows interchangeability of bezel, lamp, and tailcap components
Switch Configuration
• Momentary/constant-on pushbutton tailcap switch with optional remote switch port
• Optional XM07 remote tape switch with 7-inch cable or XM05 5-inch cable configuration
• Independent switch operation with system disable feature to prevent accidental activation
– Key Features
• Dual lamp interchangeability for mission-specific output selection
• Military-grade sealed construction withstanding operational field environments
• Modular architecture enabling rapid component conversion
• Dual-switch architecture allowing tactical flexibility
– Included Accessories
• M49 thumbscrew rail mount
• Two SF123A lithium batteries
• XM07 remote switch with 7-inch cable
• FM63 infrared filter
• Optional diffuser (FM64), protective plugs (FM67), and color filters (red FM65, blue FM66)
– Compatibility & Integration
Mounts securely to weapons platforms equipped with M1913 or Picatinny rail systems. Lamp and component modularity enables integration with other SureFire Special Operations Series equipment.
