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M12 A-Coded 12-Pin Female Field Wirable Connector with IP67 Protection

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M12 A-Coded 12-Pin Female Field Wirable Connector with IP67 Protection

Brand Name:	KRONZ
Model Number:	H1212FV-0
MOQ:	10 pieces
Price:	Negotiable
Packaging Details:	Paper box packing
Payment Terms:	T/T,Western Union

Detail Information

Product Description

Detail Information

Place of Origin:

Guangdong, China

Certification:

Document:

Product Brochure PDF

Insulation Resistance:

≥100 MΩ

Number Of Contacts:

12 Pin

Coding:

A-Code

Connector Type:

M12 Field Wireable Connector

Gender:

Male

For Connector Type:

M12

Seal Material:

FPM/FKM

Accreditation:

Endurance:

>100 Cycles

Contact Nut Material:

Brass, Nickle-plated

Contact Nut Material:

Brass,nickel-plated

Output Current:

Max. 500mA

Supply Ability:

100000 pieces per month

Highlight:

M12 A-Coded female connector

12-pin field wirable connector

IP67 protected M12 connector

Product Description

M12 A-Coded 12-Pin Female Field Wirable Connector | IP67 IEC 61076-2-101

The M12 A-Coded 12-Pin Female Field Wirable Assembly, Straight is a high-density industrial circular connector engineered for multi-signal applications where up to 12 independent circuits must be connected in a single compact interface. Manufactured in full compliance with IEC 61076-2-101, this female connector delivers IP67 environmental protection combined with dense 12-pin capacity, making it the ideal solution for sensor arrays, signal distribution panels, and complex I/O wiring in industrial automation.

The housing is constructed from zinc alloy with nickel plating for superior corrosion resistance in harsh environments including outdoor installations, washdown areas, and chemical-exposed workspaces. Contacts are made of gold-plated brass for low contact resistance (≤5mΩ) and oxidation-proof signal reliability over 100+ mating cycles. The screw-type termination supports field wiring with cables of 4-8mm diameter — no crimping tools required. FPM/FKM (fluoroelastomer) seals maintain IP67 protection across the full operating range of -25°C to +85°C.

Key Features

IP67 Environmental Protection: Fully dust-tight and waterproof. Withstands immersion in 1 meter of water for 30 minutes. FPM/FKM elastomer seals resist oil, coolant, and chemical exposure for long-term sealing integrity in demanding industrial conditions.
12-Pin High-Density Configuration: Twelve independent circuits in a single M12 connector footprint. Reduces connector count, panel space, and wiring time for multi-sensor nodes and dense I/O applications.
Gold-Plated Brass Contacts: Brass contacts with gold plating deliver ≤5mΩ contact resistance and ≥100MΩ insulation resistance, preventing signal degradation in noise-sensitive industrial environments.
Field-Wirable — No Crimping Tools: Screw termination accepts 4-8mm cable diameter. Strip, insert, tighten — complete wiring on-site in under 10 minutes without specialized equipment.

Technical Specifications

Applicable Standard	IEC 61076-2-101
Connector Type	M12 A-Coded Female, Field Wirable, Straight
Pin Count	12
Thread Size	M21×1
Overall Length	~57 mm
Outer Diameter	~20 mm
Housing Material (Connector Nut)	Alloy / Brass, Nickel-Plated
Contact Material	Gold-Plated Brass
Contact Carrier Material	PA (Polyamide), Black
Crimp Base Material	Zinc Alloy, Nickel-Plated
Sealing Material	FPM / FKM (Fluoroelastomer)
Rated Current	1.5A
Rated Voltage	30V
Insulation Resistance	≥ 100 MΩ
Contact Resistance	≤ 5 mΩ
Pollution Degree	3
Operating Temperature	-25°C to +85°C
Mechanical Life	> 100 Mating Cycles
IP Rating	IP67
Coding	A-Coded
Termination Type	Screw Connection
Cable Exit Diameter	4-8 mm

Dimensions

Thread Standard: M21×1
Overall Length: ~57 mm
Outer Diameter: ~20 mm
Cable Exit: 4-8 mm
Orientation: Straight (0°)
Mating Compatibility: All M12 A-Coded 12-Pin Male Connectors

Pin Layout (12-Pin A-Coded Female)

The 12-pin configuration arranges contacts in a single circle inside the M12 female housing, following IEC 61076-2-101 A-Coded standard:

12 pins evenly distributed in a circular pattern
Standard A-Coded keyway positioning (female)
Fully compatible with any M12 A-Coded 12-pin male connector from all major manufacturers

Applications

Multi-Sensor Junctions: Aggregating signals from multiple sensors at a single connection point — temperature, pressure, proximity, and level sensors
Dense I/O Distribution: Connecting high-channel-count sensor arrays in process automation and factory floor installations
Signal Distribution Panels: Multi-circuit breakout points for distributing control signals to actuators or field devices
Robotics & Motion Systems: Feedback wiring for multi-axis motor controllers, encoder clusters, and servo drive interfaces
Conveyor Systems: Centralized sensor wiring for length measurement, object detection, and position feedback
HVAC & Building Automation: Multi-zone thermostat and damper control connections where panel space is limited
Agricultural Machinery: Sensor arrays for soil moisture, temperature, GPS guidance, and implement monitoring in outdoor environments
Water & Wastewater Treatment: IP67-rated connections for multi-channel level sensors, pH probes, and flow meters in wet environments

Installation Guide

Prepare the cable: Strip the outer jacket to expose 12 individual conductors. Ensure total cable diameter is between 4mm and 8mm for proper gland sealing.
Thread the components: Pass the cable through the coupling nut, cable gland insert (PA), and FPM sealing ring in the correct order.
Terminate the wires: Insert each of the 12 conductors into its designated female pin terminal. Tighten each screw — avoid overtightening to prevent contact damage.
Assemble the housing: Slide the female connector housing over the terminated contacts, aligning the A-Coded keyway notch.
Seal and tighten: Thread the coupling nut onto the M21×1 housing thread. Tighten by hand until the FPM seal compresses uniformly around the cable.
Verify: Check all 12 pins are seated, housing is fully threaded, and cable cannot be pulled out. Test continuity on all 12 circuits before commissioning.

Complete Product Range — M12 A-Coded Female Field Wirable, Straight

Pin Layout	Pins	Connection	Coding	Current	Voltage	Angle	Cable Ø	Part Number
○○○	3	Screw	A-CODE	4A	250V	Straight	4-8mm	H1203FV-0
○○○○	4	Screw	A-CODE	4A	250V	Straight	4-8mm	H1204FV-0
○○○○○	5	Screw	A-CODE	4A	60V	Straight	4-8mm	H1205FV-0
○○○○○○○○	8	Screw	A-CODE	2A	30V	Straight	4-8mm	H1208FV-0
○○○○○○○○○○○○	12	Screw	A-CODE	1.5A	30V	Straight	4-8mm	H1212FV-0

Frequently Asked Questions

Q1: What is the rated current and voltage for the 12-pin M12 female connector?

The 12-pin M12 A-Coded female connector is rated at 1.5A per pin at 30V AC/DC. The reduced ratings compared to lower pin counts (e.g., 3/4-pin at 4A/250V) are due to smaller contact size and tighter pin spacing needed to fit 12 pins within the M12 housing. It is designed for signal-level and low-power applications, not for power distribution.

Q2: Is the 12-pin M12 female connector compatible with 8-pin or 5-pin male connectors?

No. The 12-pin M12 A-Coded female connector only mates with 12-pin A-Coded male connectors. M12 connectors with different pin counts have different keyway positions and pin arrangements — they are physically incompatible by design. This prevents incorrect connections that could damage equipment.

Q3: Can this 12-pin connector carry digital signals like IO-Link?

Yes. The 12-pin M12 A-Coded female connector supports digital signal transmission including IO-Link, PROFINET, and other industrial communication protocols at signal level. For high-speed Ethernet (100 Mbps+), consider D-Coded or X-Coded M12 connectors. The 12-pin A-Coded is best suited for standard sensor-level signals, DC power, and low-speed digital I/O.

Q4: What is the difference between 12-pin A-Coded and 12-pin X-Coded?

Both support 12 pins but serve different purposes. A-Coded connectors are for sensor/actuator signal wiring at low voltage (30V, 1.5A). X-Coded connectors are for high-speed data transmission (up to 10 Gbps). They have different keyways and are not interchangeable.

Q5: How do I verify IP67 sealing after field installation?

After wiring, ensure: (1) the FPM/FKM sealing ring is seated evenly around the cable with no gaps; (2) the coupling nut is hand-tightened until the cable cannot move; (3) the housing thread is fully engaged with no cross-threading. IP67 rating is only guaranteed when the connector is properly assembled and mated with a compatible male connector.

Q6: What cable diameter range is supported?

The cable gland accepts cables with an outer diameter of 4mm to 8mm. Cables outside this range will not seal properly — cables thinner than 4mm may not be gripped, and cables thicker than 8mm will not fit. Use an adapter if your cable falls outside this range.

Q7: What materials are used in this connector?

The connector nut is made of alloy/brass with nickel plating. Contacts are gold-plated brass. The contact carrier is black PA (polyamide) plastic. The crimp base housing is zinc alloy with nickel plating. Sealing uses FPM/FKM (fluoroelastomer) rings that resist oils, chemicals, and UV from -25°C to +85°C.

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products details

M12 A-Coded 12-Pin Female Field Wirable Connector with IP67 Protection

M8 Connectors

M12 Connectors

RJ45 Connectors

7/8'' Connectors

Industrial Ethernet Switches

Ultrasonic Sensors

Inductive Sensors

Industrial Power Supplies

RFID System

I/O Module

Distribution Box

Distributor Connector

Photoelectric Sensors

M8 Connectors

M12 Connectors

RJ45 Connectors

7/8'' Connectors

Industrial Ethernet Switches

Ultrasonic Sensors

Inductive Sensors

Industrial Power Supplies

RFID System

I/O Module

Distribution Box

Distributor Connector

Photoelectric Sensors

M12 A-Coded 12-Pin Female Field Wirable Connector with IP67 Protection

M12 A-Coded female connector

12-pin field wirable connector

IP67 protected M12 connector