B2B Electronic Connection Solution

M8 B-Code 5-Pin Female Socket Field Installable Straight Solder Connector

Factory-backed connector sourcing and electric connection support for OEMs, distributors and electronic equipment manufacturers.

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M8 B-Code 5-Pin Female Socket Field Installable Straight Solder Connector

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Product Specifications

Key parameters for OEM, distributor and engineering evaluation.

Parameters
Series
M8
Connector Type
Plug, Female Sockets
Number of Positions
3, 4, 5, 6, 8
Shell Size - Insert
M8-5
Mounting Type
Free Hanging (In-Line)
Mounting Feature
-
Termination
Solder
Fastening Type
Threaded
Orientation
A, B, D
Primary Material
Plastic
Shell Material
Polyamide (PA), Nylon
Shell Finish
Nickel
Contact Finish - Mating
Gold
Color
Black
Ingress Protection
IP67 - Dust Tight, Waterproof
Material Flammability Rating
-
Features
Backshell, Coupling Nut
Shielding
Unshielded
Current Rating (Amps)
1.5A, 3A, 4A
Voltage Rating
30VAC, 60VDC
Cable Opening
0.118" ~ 0.197" (3.00mm ~ 5.00mm)
Operating Temperature
-40°C ~ 80°C

Detailed Product Information

Technical Data & Reference

Structured parameters, material notes, application context and frequently asked questions for engineering and procurement evaluation.

Competitor & Cross-Reference

Alternative Type
Intermateable With
Competitor Part Number
Phoenix Contact SACC-M8FS-5CON-M / Binder 713/768 Series (99-3366-00-05) / Murrelektronik 7000-08121 / TE Connectivity T4010008051-000
Mates With
Standard IEC 61076-2-104 M8 B-Code 5-Pin Male Plugs, Panel Mount Receptacles, and Overmolded Sensor Cordsets

Intermateable: This part is mechanically and electrically compatible for mating with the listed competitor connector. Mixed use in the same connector system is supported.

Technical Specifications

Connector Type
M8 Circular Field Installable Socket (Female Straight)
Coding & Number of Pins
B-Code 5-Pin (Series also supports A-Code 3/4/6/8-Pin, D-Code 4-Pin)
Mounting & Termination
Free Hanging (In-Line), Solder Pin / Solder Cup Termination
Key Dimensions
Overall Length: ~43.0mm; Max Body Diameter: Ø12.0mm; Thread: M8x1.0; Wrench Size: SW10.5 / SW11
Applicable Cable Diameter
Ø3.0mm ~ 5.0mm (5.0mm Max.)
Contact Pin Size
1.0mm (3/4/5-Pin), 0.7mm (6-Pin), 0.6mm (8-Pin)
Mating Durability
≥ 500 Mating Cycles
Standard Compliance
IEC 61076-2-104, IP67 Protection Degree, RoHS Compliant

Material Composition

Material Value / Description
Insulation & Housing Shell Polyamide (PA), Black
Contact Material & Plating Copper Alloy, Gold-Plated
M8 Metal Thread & Coupling Nut Copper Alloy, Nickel-Plated
Sealing Elements O-Ring: Black NBR; Cable Seal: Black Silicone
Cable Clamp & Pressing Nut Polyamide (PA), Black

Technical Characteristics

Characteristic Value
Rated Current 3A (5-Pin B-Code); 4A (3/4-Pin A/D-Code); 1.5A (6/8-Pin A-Code)
Rated Voltage 30V DC (5/6/8-Pin); 60V DC (3/4-Pin)
Ingress Protection IP67 (Dust-tight and waterproof in correct locking state)
General Dimensional Tolerances Linear: ±0.5mm (0~10mm), ±0.25mm (10~500mm)

Application Scenarios

  • Industrial Automation Proximity Switches, Photoelectric Sensors, and Field Actuators

  • Profibus and Interbus Fieldbus Signal Interconnects (B-Code 5-Pin Standard)

  • Industrial Robotics, PLC I/O Modules, and Factory Automation Control Cabinets

  • Packaging Machinery, Material Handling Conveyors, and Automated Assembly Lines

  • Custom On-Site Cable Repair, Retrofit Wiring, and Variable-Length Sensor Harnesses

Frequently Asked Questions

What is the difference between M8 B-Code 5-Pin and A-Code or D-Code configurations in this series?
Within the IEC 61076-2-104 standard, the M8 B-Code 5-Pin socket features a specific mechanical keyway designed for fieldbus protocols like Profibus and calibrated sensor wiring, rated at 3A and 30V DC with 1.0mm contacts. In contrast, the A-Code variants (3, 4, 6, or 8 pins) support general DC power and multi-signal I/O (rated at 4A/60V DC for 3/4-pin and 1.5A/30V DC for 6/8-pin), while the D-Code 4-Pin variant (4A/60V DC) is keyed specifically for 100 Mbps Industrial Ethernet and PROFINET transmission.
What cable diameter and wire termination specifications are required for field assembly?
This field-installable M8 straight female connector accommodates round industrial cables with an outer jacket diameter ranging from 3.0mm to 5.0mm. It utilizes solder cup terminals (1.0mm contact diameter for 3, 4, and 5-pin models) that require direct conductor soldering, followed by mechanical strain relief via an internal Polyamide (PA) cable clamp and a rear pressing nut tightened with SW10.5 and SW11 hex wrenches.
How does this field-wireable M8 socket achieve IP67 waterproof protection?
The connector achieves an IP67 ingress protection rating when fully mated and torqued to specification by combining a front black NBR O-ring at the M8x1.0 nickel-plated copper alloy thread interface with a rear black silicone cable sealing gland. This dual-seal architecture prevents dust ingress and protects solder joints against temporary water immersion up to 1 meter deep across temperatures from -40°C to +80°C.

Overview and Application Notes

The M8 B-Code 5-Pin Female Straight Field Installable Connector is an unshielded circular receptacle engineered for on-site industrial sensor, actuator, and Profibus/Interbus fieldbus wiring. Designed in strict compliance with IEC 61076-2-104 standards, this free-hanging in-line connector features a durable black Polyamide (PA) plastic housing, precision solder cup terminals, and a threaded M8x1.0 nickel-plated copper alloy coupling mechanism that ensures IP67-rated waterproof and dust-tight protection in harsh operating environments.

Key Features

  • Coding & Pin Configuration: Standardized B-Code 5-Pin female socket interface (also available in A-Code 3/4/6/8-Pin and D-Code 4-Pin configurations).
  • Electrical Performance: Rated for 3A current and 30V DC operating voltage with 1.0mm gold-plated copper alloy contacts for low contact resistance and superior signal integrity.
  • Rugged Environmental Sealing: Achieves IP67 ingress protection in the locked mating state, utilizing a black NBR O-ring and silicone cable seal to prevent moisture and dust intrusion.
  • Mechanical Durability: Engineered for ≥500 mating cycles across an extended industrial operating temperature range of -40°C to +80°C.
  • Field Termination Design: Straight cable exit with solder cup termination, integrated PA cable clamp, and pressing nut accommodating cable outer diameters from 3.0mm to 5.0mm (SW10.5 / SW11 hex wrench tightening).

Engineering Specifications & Field Assembly Guidance

For optimal field wire termination and strain relief, strip the outer cable jacket (applicable cable OD: 3.0mm to 5.0mm) and slide the pressing nut, cable clamp, and silicone seal onto the cable prior to soldering. Tin the individual wire conductors and solder them directly into the 1.0mm gold-plated solder cups, ensuring full electrical isolation between adjacent pins. Once terminated, thread the black PA shell onto the front insert, align the internal cable clamp, and torque the rear pressing nut using SW10.5 and SW11 spanners until the silicone gland compresses tightly around the cable jacket to establish a complete IP67 environmental seal.

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M8-B-Code-5-Pin-Female-Field-Installable-Solder-Connector-Datasheet

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