Eaton FER1B2821SY Bayonet Receptacle - IP67 Fire & Smoke
Part Number: FER1B2821SY
Quick Summary
Eaton FER1B2821SY is a fire and smoke certified bayonet receptacle designed for harsh industrial environments requiring reliable cable-to-panel connections. In practice, engineers face challenges achieving dependable sealing, straightforward assembly, and long-term mating integrity in compact control panels. The design delivers IP67 protection, RoHS and REACH compliance, and UL94 V0 fire and smoke ratings, reducing compliance risk and safety concerns in mission-critical systems. With a square flange receptacle featuring 37 #16 crimp contacts and a Z orientation, it supports compact, scalable installations while enabling rapid field servicing. By combining robust mechanicals with certified safety features, it delivers predictable performance, lower maintenance costs, and easier supplier qualification for automation projects.
Product Information
Extended Description
FER1B2821SY Eaton: Female square flange receptacle for 37 #16 contacts, insulator orientation Y; FER1B2821SY
Product Name
Eaton Souriau VGE1-FER1 series fire and smoke certified bayonet connector
Catalog Number
FER1B2821SY
Product Length/Depth
50.8 mm
Product Height
50.8 mm
Product Width
48 mm
Product Weight
105 g
Environmental conditions
RoHS Flammability rating UL94 V0 Fire & Smoke REACH
Connector accessory option
Not delivered, to be ordered separately
Connector orientation
Z
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
Feature: Fire and smoke certification paired with environmental compliance. Business Impact: improves safety documentation, reduces certification overhead, and mitigates risk for mission-critical equipment. Application: ideal for machine safety enclosures, emergency control panels, and fire-rated systems. Feature: IP67 protection and lightweight aluminum shell. Business Impact: resists dust and water ingress, lowers maintenance cycles, and extends component life in washdown environments. Application: outdoor cabinets, food-and-beverage lines, and harsh industrial spaces. Feature: High-contact density with 37 #16 crimp cavities, square flange receptacle, orientation Z, and thread coupling. Business Impact: enables compact, reliable harnessing with repeatable terminations and simple field servicing. Application: panel-to-harness connections in automation controllers and power distribution units. Feature: Robust mating lifecycle and wide operating envelope. Business Impact: 500 mating cycles, -40 to 100 °C range, and 500-hour salt spray tolerance reduce downtime and replacement costs. Application: equipment exposed to temperature swings and corrosive environments. Feature: Comprehensive specifications at a compact footprint. Business Impact: predictable fit in tight panels with a 50.8 mm depth, 50.8 mm height, and 48 mm width, plus a 28 shell size for modular integration. Application: space-constrained control cabinets and modular systems. This combination supports seamless procurement, traceability, and long-term supplier consistency for industrial projects.
Get a Quick Quote for a Eaton FER1B2821SY
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton FER1B2821SY?
Enquire Now
FAQs
The FER1B2821SY is a square flange receptacle with a bayonet coupling and thread engagement. Mount the flange in the panel opening, align the Z orientation, and engage the mating connector to achieve a secure, IP67-sealed connection. Use proper crimp terminals for 37 #16 contacts and verify the mate is fully seated to ensure integrity in harsh environments.
It combines an aluminium shell with IP67 protection, fire and smoke certification (UL94 V0), RoHS and REACH compliance, and a wide operating temperature range (-40 °C to 100 °C). This stack of ratings delivers ingress protection, safe materials, and reliable operation in washdowns, dust, and temperature swings.
The connector provides 37 cavities designed for #16 crimp contacts. It is a socket (female) configuration with a square flange receptacle and thread coupling, enabling dense, robust panel harnessing and repeatable terminations in automation and power distribution applications.
Yes. The product is RoHS and REACH compliant, and features UL94 V0 fire and smoke ratings, ensuring material safety and performance in safety-critical systems. These certifications support regulatory compliance and safer operation within regulated industrial environments.
The FER1B2821SY supports up to 500 mating cycles and maintains performance across a wide temperature range (-40 to 100 °C). The combination of a rugged aluminium shell, IP67 protection, and robust crimp contacts provides durable, long-life connections with predictable maintenance needs in demanding manufacturing settings.