3M™ Secure Click™ HF-802SD Half-Face Respirator (Medium, with Speaking Diaphragm)

The 3M™ Secure Click™ HF-802SD is a medium-size reusable half-face respirator featuring an integrated speaking diaphragm for clearer communication. Its modern design and audible-click filter connection make fitting filters fast, intuitive and reliable.

Product overview

Part of the HF-800 series, the HF-802SD uses the Secure Click™ bayonet system: filters and cartridges click audibly into place so workers can confirm a secure attachment. The built-in speaking diaphragm helps the wearer be heard clearly without removing the mask.

Key features and benefits

• Speaking diaphragm: transmits the wearer’s voice clearly for easier communication.
• Audible click connection: Secure Click™ bayonet confirms filters are attached correctly.
• Comfortable seal: soft facepiece in size medium suits a wide range of users.
• Versatile filters: compatible with the full range of Secure Click particulate filters and cartridges.

Typical applications

The HF-802SD suits chemical handling, manufacturing, painting, pharmaceutical work and any role where the wearer needs to communicate clearly while protected against dusts, vapours or gases.

Technical specifications

Why buy from Techmaster Electronics

Techmaster Electronics is an authorised supplier of 3M personal protective equipment in Vietnam. We provide genuine Secure Click respirators, advice on filter selection and fit, and responsive after-sales support nationwide.

Frequently asked questions

What is the speaking diaphragm for?
It transmits the wearer’s voice more clearly, making communication easier without removing the respirator.

What filters does the HF-802SD use?
It uses 3M Secure Click™ particulate filters and gas/vapour cartridges, selected for your specific hazard.

Which size is this?
This is the medium (HF-802) size; the HF-800 series is also available in small and large.