Advanced MSA Advantage 420 half-mask respirator in large size with twin bayonet connection, featuring patent-pending design, multi-ethnic face seal, and drop-down/lock-down modes for maximum comfort and safety in industrial applications.
The MSA Advantage 420 Half Mask Respirator with Twin Bayonet Connection in Large size represents a pinnacle of respiratory protection innovation. This sophisticated half-mask respirator combines exceptional comfort with advanced engineering, featuring a patent-pending one-piece UniBond over-mold face piece that ensures durability and stability without compromising wearer comfort. The device is engineered for maximum versatility, making it suitable for a wide range of industrial and occupational applications.
Designed with user safety and comfort as primary objectives, the MSA Advantage 420 incorporates the proprietary AnthroCurve II face-seal technology that adapts perfectly to multi-ethnic head sizes and diverse facial contours. The innovative yoke and harness design enables quick and easy switching between lock-down and drop-down modes, allowing workers to remove the mask without affecting other safety equipment such as helmets. The flat single-loop harness prevents pressure points on the head when using head protection, while the wide straps eliminate twisting and discomfort at the nape of the neck.
Comfort and functionality are enhanced through multiple design features including a chin cup with built-in drain hole, form-fitting neck buckles, and a low-profile design that integrates seamlessly with other personal protective equipment. The one-piece MultiFlex nose cup is constructed from soft, smooth co-moulded silicone combined with rigid plastic, providing both flexibility and structural integrity. This Large size variant is approved to EN 140, NIOSH, GOST, and AS/NZ standards, weighs only 157 grams, and comes with a twin bayonet connection system for easy filter attachment and removal.
Key Features
- Patent-pending one-piece UniBond over-mold face piece for superior durability and comfort
- AnthroCurve II multi-ethnic face-seal adapts to diverse facial contours and head sizes
- Patent-pending yoke and harness design with quick switch between lock-down and drop-down modes
- Flat single-loop harness prevents pressure points and eliminates neck discomfort with wide straps
- Low-profile design integrates seamlessly with other personal protective equipment like helmets
- Chin cup with built-in drain hole for enhanced comfort and functionality
- One-piece MultiFlex nose cup made of soft silicone and rigid plastic for stability
- Twin bayonet connection system for easy filter attachment and removal
- Lightweight construction at only 157 grams for extended wear comfort
- Multiple international certifications: EN 140, NIOSH, GOST, and AS/NZ standards
Technical Specifications
| Specification |
Value |
| Product Code | 10102275 |
| Mask Size | Large (L) |
| Connection Type | Twin Bayonet Connection |
| Weight | 157 grams |
| Nose Cup Material | Liquid silicone rubber and nylon |
| Yoke Material | Polyoxymethylene (POM) |
| Head Harness Material | Polyester (PES) and Lycra |
| Inhalation Valve Material | Neoprene |
| Exhalation Valve Material | Liquid silicone rubber |
| Neck Buckles Material | Polypropylene (PP) |
| Face Seal Technology | AnthroCurve II multi-ethnic face seal |
| Harness Design | Flat single-loop with form-fitting neck buckles and wide straps |
| Operating Modes | Drop-down and lock-down modes |
| Certifications | EN 140, NIOSH, GOST, AS/NZ |
| Included Components | MSA Advantage 420 Half Face Mask - Twin Bayonet Connection - Size Large |
| Filters Included | No - filters sold separately |
| Design Type | Half-mask respirator with one-piece UniBond over-mold face piece |
| Chin Cup Feature | Built-in drain hole |
| Profile Design | Low-profile design for compatibility with other PPE |
| Nose Cup Type | One-piece MultiFlex with soft silicone and rigid plastic construction |
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