Eaton FER1B2821SZ Fire & Smoke Receptacle - IP67
Part Number: FER1B2821SZ
Quick Summary
Eaton FER1B2821SZ Fire & Smoke Receptacle provides a reliable bayonet connection for fire-rated electrical assemblies. Engineers often struggle to meet stringent fire and smoke certifications without sacrificing installation speed. It delivers IP67 ingress protection, UL94 V0 flame rating, and RoHS/REACH compliance for durable, standards-aligned performance. Designed for wiring and connectivity arrays, it supports 37 contacts and up to 500 mating cycles, helping reduce lifecycle costs. In practice, its square flange receptacle and threaded coupling simplify panel mounting in challenging environments.
Product Information
Extended Description
FER1B2821SZ Eaton: Female square flange receptacle for 37 #16 contacts, insulator orientation Z; FER1B2821SZ
Product Name
Eaton Souriau VGE1-FER1 series fire and smoke certified bayonet connector
Catalog Number
FER1B2821SZ
Product Length/Depth
50.8 mm
Product Height
50.8 mm
Product Width
48 mm
Product Weight
105 g
Environmental conditions
REACH RoHS Flammability rating UL94 V0 Fire & Smoke
Connector accessory option
Not delivered, to be ordered separately
Connector orientation
Insulator not mounted
Connector type
Receptacle
Contact delivery
Not delivered
Contact gender
Socket (Female)
Contact type
Crimp
Coupling type
Thread
Degree of protection
IP67
Layout
21
Shell continuity
20.0
Shell material
Aluminium
Shell size
28
Mating cycles
500
Operating temperature - max
100 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
37
Number of cavity #16
37
Salt spray
500 hour
Fire and smoke certification for the FER1B2821SZ bayonet connector ensures regulatory compliance and enhances safety in critical installations. This translates to lower certification risk, smoother customer audits, and reduced rework in the field. Ideal applications include industrial automation panels, railway signaling enclosures, and safety-critical machinery where fire-rated connections are mandatory. IP67 ingress protection combined with a robust 500 mating cycle life minimizes field maintenance and protects against dust, water jets, and harsh environments. The business impact is longer service intervals and lower total cost of ownership for harsh-duty equipment. Use cases include outdoor enclosures, manufacturing lines in dusty plants, and equipment in wet or humid environments. High-density 37-contact layout with 37 #16 crimp contacts enables compact, reliable wiring harnesses. This improves efficiency in panel wiring and reduces harness complexity, cutting assembly time and potential mis-wiring. Suitable for machine builders, control panels, and automation racks needing dense, standardized interconnects. Aluminium shell with a 28-size shell and square flange receptacle provides mechanical strength while keeping weight manageable. The threaded coupling offers secure mating in vibration-rich environments, which translates to fewer loose connections and fewer service calls. This is particularly advantageous for aerospace, rail, and industrial machinery where vibration resistance matters. Installation flexibility is supported by insulator orientation not mounted and "Not delivered" contact delivery, which allows system integrators to select compatible components. Accessory options are available separately, enabling customization for specific panel designs. The result is a plug-and-play approach that reduces project risk and speeds time-to-value.
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FAQs
FER1B2821SZ uses a square flange receptacle with threaded coupling for secure, vibration-resistant mounting. Insulator orientation is not mounted by default, allowing integrators to select compatible insulation and contact configurations. When pairing with Souriau VGE1-FER1 series components, ensure mating alignment and panel cutouts match the 50.8 mm depth and 48 mm width for proper seal and clearance.
The connector supports 37 crimp contacts (37 cavities) with an aluminum shell and IP67 protection. It operates from -40 °C to 100 °C and offers a salt spray rating of 500 hours. Additional certifications include UL94 V0 flame rating and RoHS/REACH compliance, ensuring safe operation in harsh industrial environments.
Yes. The IP67 ingress protection, rugged aluminium housing, and 500 mating cycle life make it well-suited for rail, outdoor machinery, and harsh industrial automation. The threaded coupling and fire/smoke certification further support reliable performance in vibration-prone, safety-critical installations.
With up to 500 mating cycles and a corrosion-resistant aluminium shell, maintenance intervals are extended and field service calls are reduced. The robust seal and 50.8 mm depth/width dimensions help ensure a durable, long-lasting interconnect that minimizes downtime in production lines and outdoor installations.
Connector accessory options are not delivered with FER1B2821SZ and must be ordered separately. Insulator mounting and additional contact configurations can be chosen to match your panel design and harness requirements, enabling a tailored, plug-and-play interconnect for your specific application.