Details
Highlights
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Configured with a Y‑Piece (Y2C) in the medium‑pressure demand valve hose, allowing connection of two CEN-standard facemasks or devices
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Features the Tempest positive‑pressure demand valve with servo‑assisted tilting‑diaphragm design, automatic first‑breath activation, low inspiratory resistance, and hands‑free bypass
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Simple, rugged composite backplate and unpadded Kevlar® harness for easy cleaning and durable use
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Stainless steel swivel hose fittings, high‑burst pressure hoses, heat‑resistant pressure gauge with warning whistle; robust pneumatic safety design
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Compatible with 4.7 to 9 L Scott cylinders at 200 bar or 300 bar pressure ratings
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Supplied without facemask, maximizing flexibility for dual-mask or modular use
The 3M™ Scott™ ProPak Sigma SCBA (Article 2027154) is built to MED standards for firefighting and industrial applications. It includes a medium‑pressure Y‑Piece (Y2C) in the demand valve hose, enabling simultaneous connection of two CEN-compatible masks—for example, shared use in rescue teams or training scenarios. The unit features the high-performance Tempest demand valve, a minimalist composite backplate, and Kevlar® webbing harness that resists flame and is easy to maintain. Other core features include robust hoses, swivel fittings, and a reliable pressure gauge with whistle. This variant is supplied without facemask, providing installation flexibility based on user needs.
Typical Properties
| Property | Value |
|---|---|
| Brands | 3M™ Scott™ |
| Configuration | Y‑Piece (2‑CEN socket) in demand valve hose (Y2C) |
| Demand Valve Type | Tempest positive‑pressure with auto first breath and bypass |
| Airline Attachment | None |
| Split Demand Valve Coupling | No |
| Cylinder Compatibility | 4.7 L–9 L, 200 bar or 300 bar Scott cylinders |
| Supplied Mask | Not included |
| Harness Material | Kevlar® blend webbing, Proban® padding |
| Backplate | Glass/carbon-filled nylon composite |
| Hoses & Connectors | Stainless steel swivel fittings; 16 bar MP (burst ≥ 80 bar); 450 bar HP (burst ≥ 800 bar) |
| Pressure Gauge & Whistle | Bourdon-tube dial, polycarbonate lens, heat‑ and impact‑resistant, whistle at ~55 bar |
| Weight (approx.) | ~2.6 kg (apparatus only, excluding cylinder and mask) |
| Size (with 6 L, 200 bar cylinder) | ~630 mm × 285 mm × 215 mm |
| Applications | Firefighting, marine rescue, industrial safety, IDLH shared‑air scenarios |
Inquiry - 3M™ Scott™ ProPak Sigma Y2C (V2) 2027154
