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Allen-Bradley 1786-TNCJ4 ControlNet TNC Coaxial Jack-to-Jack Connector – Technical Specifications and FAQ
Technical Specifications
| Item | Details |
|---|---|
| Brand | Allen-Bradley |
| Manufacturer | Rockwell Automation |
| Part Number | 1786-TNCJ4 |
| Product Series | ControlNet |
| Product Type | TNC Coaxial Connector |
| Main Function | Joins two ControlNet coaxial cable connections |
| Connector Configuration | Jack-to-Jack |
| Connector Interface | TNC female-to-female |
| Network Protocol | ControlNet |
| Compatible Cable System | 75 Ω RG-6 Quad-Shield Coaxial Cable |
| Nominal Impedance | 75 Ω |
| Application | ControlNet coaxial cable connection and extension |
| Operating Temperature | -20 to +80°C |
| Dimensions | 50 × 20 × 40 mm |
| Weight | 0.1 kg |
| Country of Origin | Multiple countries, depending on manufacturing location |
| Lifecycle Status |
Discontinued
March 20, 2025 |
| UPC | 612598297047 |
FAQ
FAQ
Q1: What is the Allen-Bradley 1786-TNCJ4?
A: It is a ControlNet TNC coaxial connector used to join two compatible coaxial cable connections.
Q2: What type of connectors does it use?
A: It has a TNC jack-to-jack configuration, meaning female TNC connections on both sides.
Q3: What cable system is it compatible with?
A: It is designed for the 75-ohm coaxial media system used by ControlNet, typically using RG-6 quad-shield cable.
Q4: What is the main application of this connector?
A: It is used to connect or extend compatible ControlNet coaxial cable connections in industrial communication networks.
Q5: Is the 1786-TNCJ4 the same as the 1786-TNCLP4?
A: No. The 1786-TNCJ4 is jack-to-jack, while the 1786-TNCLP4 is plug-to-plug. They have different connector configurations.
Q6: What is its operating temperature range?
A: Rockwell Automation specifies -20 to +80°C.
Q7: What are the dimensions and weight?
A: Rockwell does not publish exact dimensions or weight for this connector. Confirm the actual product and packaging measurements with the supplier before arranging shipment.
Q8: Is the 1786-TNCJ4 still available, and what is its country of origin?
A: Rockwell discontinued it effective March 20, 2025, with no planned replacement. The country of origin varies by manufacturing location, so check the product label or shipping documents.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
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Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
