Mira Safety CBRN NBC-77 SOF 40mm Filter

• The NBC-77 SOF Filter is a robust safety device designed to protect against a wide spectrum of harmful and toxic substances, including all known CBRN agents.
• It uses standard round threads according to STANAG 4155 (EN 148- 1) – Rd 40×1/7″ or GOST 8762-75 (40x4mm), ensuring compatibility with a range of equipment.
• Constructed from hard plastic components, the filter is highly durable, designed to withstand shock and impact damage in operational use.
• The technical specifications of the filter include: a diameter of 110mm, height of 85mm, weight of 335g±5%, and a storage time of 20 years when factory sealed.
• The filter can protect against various substances (as per its Type and Class specifications) including: organic gases and vapors (A2), inorganic gases and vapors (B2), acid gases and vapors (E2), ammonia and amines (K2), mercury vapors (Hg), cyanogen chloride (SX, CG, CK, PS), and radioactive iodine (REACTOR).
• Notably, the filter has demonstrated high particle filter efficiency (99.99+ for Sodium Chloride NaCl).

NBC-77 SOF Filter Review

NBC-77 SOF Filter Features

• The NBC-77 SOF Filter is capable of protecting air passages against a wide range of harmful and toxic substances, including all known CBRN agents.
• Adheres to standard round threads according to STANAG 4155 (EN 148-1) – Rd 40×1/7″ or GOST 8762-75 (40x4mm), ensuring compatibility with various equipment.
• Constructed with hard plastic components for enhanced durability against shock and impact damage in operational use.
• Provides protection against organic gases and vapors, inorganic gases and vapors, acid gases and vapors, ammonia and amines, mercury vapors, and more.
• Effective against solid particles and liquid aerosols, dust, and radioactive iodine.
• Demonstrates particle filter efficiency at a flow rate of 95 L/M with 99.99% efficiency.
• Has a storage time of 20 years when maintained factory-sealed.
• Operates optimally in temperatures ranging from -30 to +50°C and RH below 95%.
• After use, filters can be disposed of as special refuse in accordance with current waste treatment regulations.

What’s in the box of the NBC-77 SOF Filter?

• (1) NBC-77 SOF CBRN Filter Canister
• (1) Instruction manual for usage and maintenance
• (1) Sealed plastic bag for optimal storage and maintenance of the filter
• (1) Label indicating filter storage period and other important details

NBC-77 SOF Filter Specifications

• Type: NBC-77 SOF CBRN Filter Canister
• Diameter: 110 mm
• Height: 85 mm
• Weight: 335 g±5%
• Storage time: 20 years (factory sealed)
• Breathing Resistance: EN 260 NBC-77 SOF <140, EN 980 NBC-77 SOF <600
• Particle Filter Efficiency @ Flow Rate 95 L/M: EN Sodium Chloride NaCl (S) 99.99+
• Type and Class: A2B2E2K2HgSXP3 D R REACTOR
• Filter Components: Made of hard plastic for high durability against shock and impact damage
• Used Against: A wide range of harmful and toxic substances including all known CBRN agents
• Storage and Maintenance: Store in a clean place at even temperature, most appropriate at -5 to +30°C and relative humidity below 80%
• Disposal: Considered special refuse, disposed of according to local authority regulations.

NBC-77 SOF Filter FAQs

What is the Mira NBC 77 SOF Filter?

The NBC-77 SOF Filter is a robust, durable filter designed for protection against a wide range of harmful and toxic substances, including all known CBRN agents. It’s manufactured by MIRA Safety and is compatible with masks that use standard round threads according to STANAG 4155 (EN 148- 1) or GOST 8762-75.

How long can the Mira NBC-77 SOF Filter be used?

The approximate usage time of the NBC-77 SOF Filter can be calculated by comparing the concentration at the workplace and the minimum Dynamic Adsorption Capacity (DAC) of the filter. However, exact lifetimes can vary based on the environment and substances present.

What are the storage conditions for the Mira Safety NBC-77 SOF Filter?

Each NBC-77 SOF Filter is sealed in a plastic bag by the manufacturer. It should be stored unopened in a clean place at an even temperature, ideally between -5 to +30°C, and relative humidity below 80%.

How should the NBC-77 SOF Filter be disposed of?

After use, NBC-77 SOF Filters are considered special refuse. They must be disposed of in accordance with current waste treatment regulations based on the substances filtered. If the product is to be disposed of, it should be dismantled from the respirator and treated as solid waste.

What substances can the NBC-77 SOF Filter protect against?

The NBC-77 SOF Filter can protect against various harmful substances, including toxins, gases, riot control agents, blister agents, choking agents, blood agents, nerve agents, radioactive iodine, and its organic compounds, etc.