HI-FOG Sprinkler Pump Unit (SPU) vs SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding
Fire Suppression Systems comparison · 2 products · View all Fire Suppression Systems
The Marioff HI-FOG Sprinkler Pump Unit (SPU) and Danfoss Semco SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding are both fire suppression systems products certified to DNV and LR. Key difference: Operating Pressure — HI-FOG Sprinkler Pump Unit (SPU) is 80 - 140 bar vs SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding at 100 bar.
HI-FOG Sprinkler Pump Unit (SPU)
SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding
Specification comparison
| Specification | HI-FOG Sprinkler Pump Unit (SPU) | SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding |
|---|---|---|
| Operating Pressure | 80 - 140 bar | 100 bar |
| Water Inlet Pressure | 2 - 6 bar | |
| Pump Modules | Up to 8 modules (7+1 redundant) | |
| Pressure Control | Software control with frequency converter | |
| Coverage Area | Up to 3,284 m3 | |
| Material | Stainless steel high-pressure components | AISI 316 stainless steel piping |
| Agent Type | High-pressure water mist (pure fresh water) | |
| Nozzle Type | Open deluge nozzle | |
| Droplet Size | 10 - 50 micron | |
| System Configuration | Dry pipe with manual activation (total flooding) | |
| Activation Method | Manual from valve operation panel (VOP) or bridge mimic panel | |
| Safe for Personnel | Yes (pure water, non-toxic) | |
| Safe for Electrical Equipment | Yes (IP 23 or better) |
Certification comparison
| Certification | HI-FOG Sprinkler Pump Unit (SPU) | SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding |
|---|---|---|
| BV | — Not listed | ✓ |
| CCS | — Not listed | ✓ |
| DNV | ✓ | ✓ |
| LR | ✓ | ✓ |
| MED | — Not listed | ✓ |
| NK | — Not listed | ✓ |
| SOLAS | ✓ | ✓ |
| USCG | — Not listed | ✓ |
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Data sources
SEM-SAFE High-Pressure Water Mist System for Engine Room Total Flooding
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