Engineered for high-performance hearing protection, the 3M™ PELTOR™ Optime™ 101 Earmuffs (H7A) deliver exceptional noise reduction for environments with sound levels up to 101 dBA. With a Noise Reduction Rating (NRR) of 27 dB and CSA Class A compliance, these earmuffs are ideal for industrial settings such as construction, welding, machining, and facility maintenance.

Designed with comfort in mind, the H7A model features an over-the-head stainless steel headband that maintains consistent pressure without excessive tightness. It fits well with most safety helmets, glasses, and other PPE, making it a reliable choice for long shifts in loud environments.

Key Features:

• NRR 27 dB | CSA Class A Certified
  Reliable noise protection for environments up to 101 dBA.
• Low-Pressure, High-Comfort Fit
  Stainless steel headband provides a secure yet comfortable seal around the ears.
• Replaceable Cushions and Foam Liners
  Compatible with 3M™ PELTOR™ Hygiene Kit HY7 for long-lasting use and easy maintenance.
• Testable Fit
  Can be used with the 3M™ E-A-Rfit™ Dual-Ear Validation System for compliance and proper fit verification.
• Compatible with PPE
  Designed to work in harmony with helmets, eyewear, and face shields.

Recommended Applications:

• Assembly
• Cleaning
• Demolition
• Electrical Work
• Facility Maintenance
• Grinding
• Machine Operations
• Painting
• Sanding
• Welding

Product Details:

• Model: H7A (Over-the-Head)
• NRR: 27 dB
• CSA Rating: Class A
• Adjustable Headband: Stainless steel
• Replaceable Parts: Yes (HY7 Hygiene Kit compatible)