The J30J Female Connector 31-Pin Rectangular Crimp from SIPU RF Technology is a highly developed micro-miniature connectivity solution for harsh industrial and communication applications. This 31-pin female connection has a small rectangular body with 1.27mm contact spacing for dependable multi-signal transmission in high density settings. The connection has a dielectric withstanding voltage of 600V, insulation resistance more than 5,000MΩ and steady electrical performance within an operating temperature range of -55℃ to +125℃. The crimp termination technique reduces dangers of heat damage and offers improved mechanical retention, making it perfect for applications demanding great dependability and a long service life of more than 500 mating cycles.
SIPU RF Technology has more than 25 years of manufacturing experience to develop high quality connections with rapid delivery and timely technical assistance.
| Parameter | Value |
|---|---|
| Model | SIPU-J30J-31ZKP |
| Interface Gender | Female |
| Contact Configuration | 31-pin |
| Termination Method | Crimp |
| Orientation | Straight |
| Contact Spacing | 1.27 mm |
| Row Spacing | 1.1 mm |
| Rated Current | 3A max |
| Contact Resistance (Center) | ≤8.0mΩ |
| Dielectric Withstanding Voltage | 600V |
| Insulation Resistance | ≥5,000MΩ |
| Wire Range | 0.05–0.15 mm² |
| Mating Cycles | ≥500 |
| Operating Temperature | -55℃ to +125℃ |
| Shell Material | Aluminum alloy, nickel plating |
| Center Conductor | Beryllium bronze, gold plating |
| Dielectric Material | PPS (Polyphenylene Sulfide) |
Unlike soldering, cold-press crimping of your J30J Female Connector 31-Pin Rectangular Crimp does not thermally destroy delicate insulators. It forms a gas-tight mechanical bond that will withstand extreme stress conditions.
Crimp connection will provide better electric conductivity. The contact resistance is <8.0mΩ consistently and the signal degradation is minimal in all 31 pins.
The compact rectangular housing with 1.27mm contact pitch allows you to maximise the signal density in constrained spaces. Multiple communication channels may be multiplexed over a single connector interface.
Such an arrangement allows sophisticated needs for multi-signal transmissions. The 31-pin layout supports several data streams in a physically small package needed for the construction of contemporary equipment.
Your connection will work successfully in the severe temperature range of -55℃ to +125℃. The beryllium bronze contacts are gold plated to avoid corrosion while retaining low contact resistance over service life.
Electromagnetic shielding made of aluminium alloy shell with nickel coating. You get EMI/RFI shielding that maintains signal integrity in electrically loud conditions.
With a mechanical life of over 500 matings, you obtain long term dependability for equipment that requires frequent hookups. Precision machined female sockets provide the correct retention force throughout the life of the connection.
The PPS dielectric material provides good dimensional stability. You may expect a uniform performance under mechanical vibration and heat cycling circumstances.
The J30J Female Connector 31-Pin Rectangular Crimp serves industrial automation equipment where high-density wiring and reliability are paramount. You can integrate it into programmable logic controllers, motor drives, and sensor networks.
Its robust construction handles the harsh industrial environment. The connector maintains performance despite exposure to temperature fluctuations and mechanical stress common in factory settings.
Your connector fits communication systems requiring multi-channel signal transmission. It supports data acquisition modules, signal processing units, and network infrastructure equipment where space efficiency matters.
The low contact resistance ensures signal quality. You achieve clear data transmission across all 31 pins without crosstalk or interference issues.
Precision testing equipment benefits from the connector's stable electrical characteristics. You can use it in oscilloscopes, spectrum analyzers, and data acquisition systems where measurement accuracy depends on connection reliability.
The gold-plated contacts minimize contact resistance variation. You get repeatable measurements even after multiple connection cycles.

SIPU RF Technology implements comprehensive quality verification for every batch of connectors. Each unit undergoes dielectric withstanding voltage testing using specialized insulation testers to confirm 600V performance capability.

You receive products with verified insulation resistance exceeding 5,000MΩ. Our quality team inspects contact resistance to ensure values remain below 8.0mΩ for center conductors.
We perform batch-level plating quality inspection. This includes measuring plating thickness and testing coating adhesion strength to guarantee long-term corrosion resistance.
Every production batch receives RoHS environmental compliance testing. You get connectors that meet international environmental standards for material safety.
The crimp termination undergoes tensile strength verification. This ensures the wire-to-contact bond meets mechanical retention requirements for your demanding applications.

Select wire gauge within the 0.05–0.15 mm² range for optimal crimp performance. Strip the wire insulation to the length specified in your crimp tool documentation.
Ensure the conductor strands remain intact. Damaged strands compromise the crimp connection quality and electrical performance.
Use precision crimp tools compatible with the J30J connector series. Position the wire in the crimp barrel according to the tool manufacturer's specifications.
Apply consistent pressure to create the gas-tight mechanical bond. Verify the crimp by performing a gentle pull test on each completed termination.
Insert crimped contacts into the connector housing carefully. You should hear or feel a distinct click when each contact locks into position.
Verify proper seating by checking that contacts sit flush with the rear of the insulator. Protruding contacts indicate incomplete insertion.
Q: What wire specifications work best with this connector?
A: The connector accommodates wire sizes from 0.05 to 0.15 mm². For optimal performance, use high-temperature PTFE-insulated wires in this range that match your application's thermal requirements.
Q: How do I verify proper crimp quality?
A: Perform a tensile pull test after crimping. The wire should not separate from the contact under reasonable force. Visual inspection should show the crimp barrel properly compressed around the wire.
Q: Can this connector handle high-vibration environments?
A: Yes, the crimp termination provides superior vibration resistance compared to solder connections. The mechanical retention and contact design ensure reliable performance under continuous vibration.
Q: What maintenance does the connector require?
A: Inspect mating surfaces periodically for contamination or damage. Clean with appropriate contact cleaner if necessary. The gold plating provides natural corrosion resistance, minimizing maintenance needs.
Q: Is the connector compatible with automated assembly processes?
A: The crimp termination method suits automated crimping equipment. However, precision positioning is required due to the 1.27mm contact spacing and 31-pin configuration.

Need technical specifications or custom configurations for your J30J Female Connector 31-Pin Rectangular Crimp application?Contact us at info@sipuconn.com for expert guidance and quotations.
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