01 / FREESTANDING
Freestanding Above-Ground FDCs
Above-ground assemblies with multiple fire-service inlets and a system-side connection.
SQDSQS
View models ↓Fire-service water inlet assemblies
Fire Department Connections for Building Fire-Water Systems.
Freestanding above-ground, underground, wall-mounted and selected grooved configurations. The international term Fire Department Connection (FDC) is used first; Chinese factory references remain available for quotation.
DN100 / 4″Catalog inlet familyDN150 / 6″Catalog inlet familyDrawing ReviewConnection compatibility
Installation families
Choose the installation arrangement before the inlet standard.
Hose inlet coupling, system-side flange or groove, check-valve arrangement and applicable approval are confirmed against the destination project.
02 / CONFIGURATION
Alternative Freestanding Configurations
Catalog-listed new and legacy configurations, organized for replacement and project matching.
New-typeLegacy-type
View models ↓03 / UNDERGROUND
Underground FDC Assemblies
Underground installation families requiring confirmation of pit arrangement, access and system-side connection.
SQD-ASQA
View models ↓04 / WALL & GROOVED
Wall-Mounted & Grooved Families
Wall-mounted and catalog-listed grooved system-side configurations for project review.
SQBSQD-G
View models ↓Catalog-based selection
FDC families arranged by installation and system-side connection.
The catalog records domestic factory references. Do not assume compatibility with NST/NH, BSP, BS 336, Storz or another hose-coupling system until the exact inlet requirement is reviewed.
01
Freestanding Above-Ground FDC Families
DN100 / 4″ · DN150 / 6″ system-side families
| International description | Factory references | Catalog configuration |
|---|---|---|
| Freestanding Above-Ground Fire Department Connection | SQD100-1.6 · SQD150-1.6 | New-type family |
| High-Pressure-Class Freestanding FDC | SQD100-1.6-2.5 · SQD150-1.6-2.5 | 2.5 MPa variant identified in catalog |
| Legacy Freestanding Above-Ground FDC | SQS100-1.6 · SQS150-1.6 | Legacy-type family |
| Stainless-Series Above-Ground FDC | SQD100-1.6 · SQD150-1.6 · SQS100-1.6 | Material family identified in catalog |
02
Underground, Wall-Mounted & Grooved Families
Technical drawing review required
| International description | Factory references | Confirm before quotation |
|---|---|---|
| Underground Fire Department Connection | SQD100-1.6A · SQD150-1.6A · SQA100-1.6 · SQA150-1.6 | Pit layout, access and connection |
| Wall-Mounted Fire Department Connection | SQB100-1.6 · SQB150-1.6 | Wall depth, inlet face and system pipe |
| Grooved System-Side FDC | SQD100-1.6G · SQD150-1.6G | Groove profile and mating pipe system |
| Stainless-Series Underground FDC | SQA100-1.6 | Exact material scope and configuration |
OEM / ODM
Match the fire-service inlet to the destination market.
OEM review can cover casting or nameplate marking, coating color, inlet cap and chain arrangement, system-side connection and export packaging. Mating samples or drawings are recommended for non-domestic coupling systems.
Inlet coupling reviewSystem-side connectionMarking & coatingExport packaging
FDC inquiry
Send the inlet and system-side connection requirements.
Include installation type, system pipe size, fire-service coupling standard, working pressure, drawing, quantity and destination.
