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NJC Series Circular Connector - JIS Compliant, Flanged Panel Mount (NJC-20-7-RM)
- On Sale Till 15/12/2024
- Volume Discount
Manufactured by Seven Star Science Laboratory Ltd. Made from die-casting for assurance of a rigid shell.
- UL
- CSA
- JIS
- PSE Law
- For Power Supply
- For Signal
- Solder
● Mounts on to the panel and connects to straight plugs.
● Since the body is made by die-casting, it is very strong.
● As some JIS C 5432 conforming items are available, it is possible to pair with other companies products that are of the same standard.
● UL / CSA acquired items can be designated as optional extras. (20th-day shipment) Certification No. UL: E117868
·Be sure to combine male (pin) and female (socket) mating counterparts of the same core number.
· Does not support key position changes.
Part Number
Configured Part Number is shown.
NJC-20-7-RM
Specifications
| Model | Shell Size | Number of Cores | Shape Symbol | Contact Shape | JIS | Weight (g) |
| C5432 | ||||||
| NJC | 16 | 3 | RM | Male (Pin) | ○ | 23 |
| 5 | ○ | 22 | ||||
| 3 | RF | Female (Socket) | ○ | 25 | ||
| 5 | ○ | 23 | ||||
| 20 | 2 | RM | Male (Pin) | 29 | ||
| 3 | 30 | |||||
| 4 | 29 | |||||
| 5 | 30 | |||||
| 7 | ○ | 30 | ||||
| 12 | 29 | |||||
| 2 | RF | Female (Socket) | 32 | |||
| 3 | 33 | |||||
| 4 | 32 | |||||
| 5 | 34 | |||||
| 7 | ○ | 34 | ||||
| 12 | 32 | |||||
| 24 | 2 | RM | Male (Pin) | 41 | ||
| 3 | 45 | |||||
| 4 | 38 | |||||
| 5 | 39 | |||||
| 10 | ○ | 39 | ||||
| 14 | 37 | |||||
| 16 | ○ | 37 | ||||
| 2 | RF | Female (Socket) | 42 | |||
| 3 | 44 | |||||
| 4 | 44 | |||||
| 5 | 44 | |||||
| 10 | ○ | 45 | ||||
| 14 | 42 | |||||
| 16 | ○ | 42 | ||||
| 28 | 16 | RM | Male (Pin) | ○ | 29 | |
| 24 | ○ | 26 | ||||
| 16 | RF | Female (Socket) | ○ | 37 | ||
| 24 | ○ | 32 |
More Information
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JIS Standard Medium-sized Connector (NJC)
Features
● It has acquired the PSE mark (Electrical Appliance and Material Safety Act Compliant) and can be used widely from power supply to signal transmission.● It is a JIS C 5432 compliant product and can be coupled with other companies' products that conform to the same standard.
● There are 3 types of connectors: Straight, relay, and panel mount connectors.
● Because all these connectors are connected by soldering, no dedicated tool is required for wiring.
JIS C 5432 Compatible Series Names of Other Manufacturers
| Manufacturer Name | Series Name |
|---|---|
| Nanaboshi Electric Mfg. Co, Ltd. | NJC Series |
| Japan Aviation Electronics Industry, Ltd. | SRCN Series |
| Hirose Electric Co., Ltd. | JR Series |
| TAJIMI ELECTRONICS CO., LTD. | TRC01 Series |
| Sanwa Denki Kogyo Co., Ltd. | SNS16 Series (3-core, 5-core) |
| ITT Cannon Corporation | JC Series |
| DDK Ltd. | JM Series |
| Misumi Inc. | MJC Series |
Notation standards of shell sizes are different depending on the manufacturer.
Common Specifications
Material / Finish
| Item | Materials | Finish |
|---|---|---|
| Shell / Dustproof Cap | Zinc Alloy | Satin chrome-plated (NJC) Chrome-plated (MJC) |
| Aluminum Alloy (Shell Size 28) | ||
| Insulator | Synthetic Resin | ー |
| Contact | Copper Alloy | Silver-plated (NJC) Gold-plated (MJC) |
Characteristics
| Item | Characteristics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rated Current | See table below | |||||||||||||||||||
| Rated Voltage | See table below | |||||||||||||||||||
| Peak Voltage | No abnormality such as short circuiting occurs when regulated voltage is applied for 1 minute between immediately adjacent conductors. | |||||||||||||||||||
| Insulation Resistance | 1,000 MΩ or higher when measured between immediately adjacent conductors with regulated voltage. | |||||||||||||||||||
| Contact Resistance | Conductor resistance is 5 mΩ or less when a pair of contacts are connected at up to the regulation length. | |||||||||||||||||||
| Vibration Resistance | No functional defect was found during the JIS C 5025 vibration test. Contact resistance is 5 mΩ or less. | |||||||||||||||||||
| Impact Resistance | No functional defect was found during the JIS C 5026 shock test. Contact resistance is 5 mΩ or less. | |||||||||||||||||||
| Repeated Operation | No functional defect was found when a removal and insertion sequence was tested 500 times. Contact resistance is 5 mΩ or less. | |||||||||||||||||||
| Humidity Resistance | No functional defect was found during the JIS C 5023 humidity test. Insulation resistance is 100 MΩ or higher. | |||||||||||||||||||
| Temperature Cycle | No functional defect was found during the JIS C 5030 temperature cycle test. | |||||||||||||||||||
| Corrosion Resistance | No functional defect was found during the JIS C 5028 salt water spray test. Contact resistance is 5 mΩ or less. | |||||||||||||||||||
| Allowable Operating Temperature Range |
|
| Product No. | Shell Size |
Number of Cores | Rated Current (A or less) |
Rated Voltage (V or less) |
Peak Voltage AC (V) |
Insulation Resistance (MΩ or higher) |
Contact Resistance (mΩ or less) |
Compatible Wire Size | Applicable Electric Wire Finished Outer Diameter (mm) |
|
|---|---|---|---|---|---|---|---|---|---|---|
| AWG | Conductor Section Area mm2 | |||||||||
| NJC | 16 | 3 | 10 | 125 | 1,500 | 2,000 | 3 | 16 | 1.25 | 7.0 ~ 8.5 |
| 5 | 5 | 1,000 | 1,000 | 5 | 20 | 0.5 | ||||
| NJC/MJC | 20 | 2,3 | 15 | 250 | 1,500 | 2,000 | 3 | 14 | 2 | 10.0 ~ 12.5 |
| 4,5 | 10 | 16 | 1.25 | |||||||
| 7 | 1,000 | |||||||||
| 12 | 5 | 1,000 | 5 | 20 | 0.5 | |||||
| 24 | 2,3 | 20 | 250 | 1,500 | 5,000 | 3 | 12 | 3.5 | 11.5 ~ 14.0 | |
| 4,5 | 15 | 14 | 2 | |||||||
| 10 | 10 | 1,000 | 2,000 | 16 | 1.25 | |||||
| 14, 16 | 5 | 1,000 | 5 | 20 | 0.5 | |||||
| 28 | 16 | 10 | 250 | 1,000 | 2,000 | 3 | 16 | 1.25 | 13.6 ~ 16.5 | |
| 24 | 5 | 1,000 | 5 | 20 | 0.5 | |||||
Contact Arrangement Diagram
Connection Work Method
Basic Information
| Connector shape | Round Model | Connector series initials | M / N / O | MNO | NJC |
|---|---|---|---|---|---|
| Application | Cable-to-panel Mount | Wire connection method | Solder | Connection direction | Straight |
| IP Rating | N/A | Detaching Method | Others |
Please check the type/dimensions/specifications of the part NJC-20-7-RM in the NJC Series Circular Connector - JIS Compliant, Flanged Panel Mount series.
Stock
-
- Stock Item Only
Specification/Dimensions
-
Representative standards
- PSE
-
Applicable pin/contact
- Male (Plug)
- Female (Socket)
-
Number of cores
-
Allowable Current(A)
-
Allowable Voltage(V)
-
Other Standards (JIS)
- ○
-
Shell Size
-
CAD
- 2D
Days to Ship
-
- All
- Same day
- 8 Days or Less
- 44 Days or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Products like this...
| Part Number |
|---|
| NJC-16-5-RM |
| NJC-20-12-RF |
| NJC-20-12-RM |
| NJC-24-10-RF |
| NJC-24-10-RM |
| NJC-24-14-RF |
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- Technical Support
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