Eaton SMS4RDH3 SMS Series Connector - UL94 V0
Part Number: SMS4RDH3
Quick Summary
Eaton SMS4RDH3 is a quick mating plastic rectangular connector designed for compact, reliable interconnections in harnesses and control panels. In dense electrical environments, engineers often battle misalignment, mating delays, and cable fatigue; this SMS4RDH3 simplifies installation with a robust push-pull coupling and integrated strain relief. It carries UL94 V0 flame rating, IP40 protection, and RoHS/REACH compliance, ensuring safety and regulatory alignment across global deployments. For designers and procurement teams, the combined lightweight footprint, 4-contact configuration, and easy field maintenance translate to faster product ramp and lower life-cycle costs. The SMS4RDH3 integrates with the Souriau SMS series ecosystem, supporting scalable solutions in industrial automation, machinery, and vehicle electronics.
Product Information
Extended Description
SMS4RDH3 Eaton: Flame retardant receptacle with integrated strain relief hood; SMS4RDH3
Product Name
Eaton Souriau SMS series quick mating plastic rectangular connector
Catalog Number
SMS4RDH3
Product Length/Depth
49.2 mm
Product Height
9.9 mm
Product Width
21.2 mm
Product Weight
4.4 g
Environmental conditions
Fire & Smoke Flammability rating UL94 V0 REACH RoHS
Backshell type
Strain Relief
Connector accessory option
Integrated with connector
Connector type
Receptacle
Contact delivery
Not delivered
Contact type
Crimp
Coupling type
Push-Pull
Degree of protection
IP40
Layout
4
Shell material
Plastic
Operating temperature - max
105 °C
Operating temperature - min
-40 °C
Receptacle type
Free Hanging
Number Of Contacts
4
Number of cavity #16
4
Feature → Business Impact → Application: The push-pull coupling with an integrated strain relief hood reduces mating time and cable strain, delivering quicker installations and longer connector life in busy control panels and robotics cells. This translates to lower commissioning costs and improved maintenance intervals for industrial automation projects. Application: harness assemblies in manufacturing lines and machine dashboards, where fast, reliable interconnections are critical. Feature → Business Impact → Application: A 4-position receptacle with crimp contacts delivers compact, manageable wiring while maintaining robust electrical performance. Benefit: simplified PCB-to-harness routing in tight enclosures and reduced assembly errors during panel wiring in material handling systems. Application: 4-channel power/signal distribution in automated conveyors and packaging equipment. Feature → Business Impact → Application: Backshell type Strain Relief supports secure cable management directly at the connector, improving durability against flexing and vibration. Benefit: fewer field failures and longer service intervals in heavy machinery and robotic arms. Application: automotive assembly lines and industrial robots. Feature → Business Impact → Application: Flame-retardant plastic shell with IP40 protection plus RoHS/REACH compliance provides safety, regulatory alignment, and global eligibility. Benefit: easier global sourcing and fewer compliance hurdles for multinational projects. Application: control panels, electrical cabinets, and water/industrial environments. Feature → Business Impact → Application: Compact physical footprint (49.2 mm x 21.2 mm x 9.9 mm) and lightweight design (4.4 g) enable dense layouts and streamlined cabling. Benefit: space savings in narrow control housings and reduced overall equipment weight. Application: compact automation peripherals and panel-mounted junctions.
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FAQs
The SMS4RDH3 uses a push-pull coupling with an integrated strain relief hood, which simplifies alignment and mating in confined spaces. This design reduces installation time, lowers the risk of cable damage during mating, and improves overall reliability in dense control panels and compact machinery installations.
SMS4RDH3 operates from -40 °C to 105 °C and features a UL94 V0 flame rating, IP40 protection, plus RoHS and REACH compliance. These specifications ensure safer operation in demanding industrial automation settings and compliant sourcing for global projects.
The connector provides 4 crimp contacts in a 4-position receptacle configuration, designed for reliable power and signal paths. Its compact footprint and crimp delivery support straightforward harness wiring and maintenance in control cabinets and machine panels.
Yes. The SMS4RDH3 features RoHS and REACH compliance, aligning with European and global regulatory requirements and supporting responsible material usage in industrial automation deployments.
Best suited for industrial automation, machinery panels, and control cabinets, the SMS4RDH3 supports dense harnesses, quick mating in tight spaces, and reliable operation under temperature extremes, making it ideal for manufacturing lines, packaging equipment, and robotics systems.