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FS Y-SEAL sealing fittings – Ex d conduit sealing
Conduits and fittings
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Pepperl+Fuchs

FS Y-SEAL sealing fittings – Ex d conduit sealing

FSMM · FSPM · FSTM · M20…M32 · BSP · NPT

FS series Y-SEAL sealing fittings for sealing conduit runs in Ex d installations, with M20, M25 and M32 metric connections combined with metric, BSP 1/2" to 1" or NPT 3/4" threads, as listed in the Pepperl+Fuchs price list.

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FS series Y-SEAL fittings are listed in the price list as Ex d conduit sealing fittings. The fitting is installed in the conduit run to seal it and separate sections of the installation.

Available versions differ in the pair of connection threads: metric-metric (FSMM), BSP-metric (FSPM) and NPT-metric (FSTM). Refer to the manufacturer's documentation for technical data and certification.

Key features

  • Conduit sealing fitting, Ex d type of protection
  • M20, M25 and M32 metric connections
  • BSP 1/2", 3/4" and 1" versions with M20 or M25 connection
  • NPT 3/4" version with M25 connection
  • Y-shaped body

Use the filters in Variants and codes to find the exact part number: where available you will find the official Pepperl+Fuchs datasheet and, for every code, a quote request. For versions not listed, accessories or availability, contact us.

Zone 1
Explosive gas atmosphere likely to occur in normal operation
Zone 2
Explosive gas atmosphere unlikely to occur and, if it does, only for a short period
# General Product type: Conduit sealing fitting (Y-seal) Brand: Pepperl+Fuchs Series: FS (FSMM, FSPM, FSTM) Connections: M20, M25, M32; 1/2", 3/4", 1" BSP; 3/4" NPT # Certifications Type of protection: Ex d
{"v":1,"colonne":[{"nome":"Connection 1","valori":["M20","M25","M32","1/2\" BSP","3/4\" BSP","1\" BSP","3/4\" NPT"]},{"nome":"Connection 2","valori":["M20","M25","M32"]}],"righe":[["FSMM2-2 Ex d CONDUIT SEALING",0,0],["FSMM3-3 Ex d CONDUIT SEALING",1,1],["FSMM4-4 Ex d CONDUIT SEALING",2,2],["FSPM0-2 Ex d CONDUIT SEALING",3,0],["FSPM2-2 Ex d CONDUIT SEALING",4,0],["FSPM2-3 Ex d CONDUIT SEALING",4,1],["FSPM3-3 Ex d CONDUIT SEALING",5,1],["FSTM2-3 Ex d CONDUIT SEALING",6,1]],"fonte":"Pepperl+Fuchs price list 2026 / official documentation"}
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