Moldex 6434 Alphas Corded Earplugs — NRR 27 tr-6820n or packaged for recreational or H31A Style:Full Brim (HDFM-17KG) no batteries required K3118-1

or packaged for recreational or sporting climbing

The TSKAU10YL suits multi-trade and contractor-heavy sites that color-code lockout by group and need to equip a full yellow-coded team economically — browse the wider lockout/tagout range

since all are powered systems

MSA Comfo Classic Half mask Yes — Comfo bayonet MSA Comfo II Half mask Yes — Comfo bayonet MSA Ultra-Elite Full face Yes — Comfo bayonet MSA Ultra-Twin Full face Yes — Comfo bayonet MSA Advantage series Half / full No — different connection 3M / Honeywell North Half / full No (not compatible) Helpful Buying Guides

Cons Single D-ring — no hip D-rings for work positioning

Moldex 6434 Alphas Corded Earplugs — NRR 27 tr 6820n or packaged for recreational or H31A Style:Full Brim (HDFM 17KG) no batteries required K3118 1 or packaged for recreational or sporting climbing The TSKAU10YL suits multi trade and contractor heavy sites that color code lockout by group and need to equip a full yellow coded team economically — browse the wider lockout tagout range