The 3M™ Ultimate FX Full Facepiece Reusable Respirator FF-400 Series is engineered to deliver premium comfort, durability, and visibility in demanding industrial environments. Featuring a large scratch-resistant lens, soft silicone faceseal and nose cup, integrated speaking diaphragm, and six-point harness system, this reusable full facepiece provides respiratory, eye, and face protection in a single solution. Compatible with a broad range of 3M™ filters, cartridges, powered air systems, and supplied air systems, the FF-400 Series helps protect against gases, vapours, and particulates when used with approved respiratory components.

Key Features

Large scratch-resistant lens: Provides excellent peripheral vision and enhanced durability.
Premium silicone faceseal and nose cup: Designed for exceptional comfort and a secure fit.
Integrated speaking diaphragm: Helps improve communication in noisy work environments.
Six-point harness system: Provides balanced support and a secure fit.
Comfort head cradle: Helps reduce pressure points and hair pulling during extended wear.
3M™ Cool Flow™ Exhalation Valve: Helps reduce heat and moisture buildup inside the respirator.
Bayonet connection system: Compatible with a broad range of 3M™ filters and cartridges.
PAPR and supplied air compatible: Works with TR-600, TR-800, and Dual Airline systems for enhanced versatility.

Intended Use

Designed for workers requiring premium full-face respiratory protection with integrated eye and face protection in industrial environments.

Chemical handling and hazardous material operations
Painting, coating, and surface preparation
Grinding, sanding, and machining
Laboratory and maintenance applications
Manufacturing, construction, and industrial processing

Product Specifications

Brand: 3M™
Series: Ultimate FX FF-400
Product Type: Full Facepiece Reusable Respirator
Facepiece Material: Silicone; Nylon
Faceseal Material: Silicone
Nose Cup Material: Silicone
Connection Type: Bayonet
Harness Type: 6-Point Suspension
Cool Flow™ Exhalation Valve: Yes
Eye Protection: Yes
Speaking Diaphragm: Yes
Enhanced Comfort: Yes
Enhanced Durability: Yes
Large Lens for Enhanced Field of View: Yes
Scratch-Resistant Lens Coating: Yes
Comfort Head Cradle: Yes
Compatible with 3M™ PAPR Systems: Yes (TR-600; TR-800)
Compatible with 3M™ Supplied Air Systems: Yes (Dual Airline)
Compatible Filters: 3M™ 2000 Series; 5000 Series; 7000 Series
Compatible Cartridges: 3M™ 6000 Series
Compatible with Welding Shield: No
Cartridge or Filter Included: No
Use Type: Workplace / Occupational Use

Available Configurations

FF-401 (7000029940) : Small
FF-402 (7000002284) : Medium
FF-403 (7100001847) : Large

Certifications and Standards

NIOSH Approved: Approved for use with compatible 3M™ filters and cartridges to help protect against a broad range of gases, vapours, and particulates.
ANSI Z87.1-2010: Meets high-impact requirements for eye and face protection.