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J30J-21ZKL Rectangular Micro Connector 21 Pin Precision Socket Connector

Basic Properties
Place of Origin: China
Brand Name: Jovelix
Certification: AS9001
Model Number: J30J-21ZKL
Trading Properties
Minimum Order Quantity: 10pcs
Price: 10$-500$
Payment Terms: L/C,T/T,Western Union
Supply Ability: 10000pcs per month
Product Summary
J30J series Micro Rectangular Electrical Connector Product Introduction Compliant with GJB2446A (equivalent to MIL-C-83513), corresponding to the U.S. MDM series Contacts adopt elastic stranded pins (commonly called twist pins). High contact density: transverse pitch 1.27 mm, row spacing 1.1 mm. ...

Product Details

Highlight:

Rectangular micro connector

,

21 Pin micro connector

,

Precision socket connector

Operating Temperature: -55℃ +125℃
Mechanical Life: 2000 Cycles
Rated Current: 3 A
Contact Resistance: ≤ 10mQ
Insulation Resistance: ≥ 5000 MΩ (normal); ≥ 100 MΩ (damp Heat)
Withstand Voltage: 800 V
Tightening Torque: 0.25 –0.3 N·m;
Mounting Torque: 0.35 –0.4 N·m
Vibration: 10 –2000 Hz, Acceleration 196 M/s²
Shock: 735 M/s², 11 Ms
Acceleration: 735 M/s²
Product Description
J30J series
Micro Rectangular Electrical Connector
Product Introduction
  • Compliant with GJB2446A (equivalent to MIL-C-83513), corresponding to the U.S. MDM series
  • Contacts adopt elastic stranded pins (commonly called twist pins).
  • High contact density: transverse pitch 1.27 mm, row spacing 1.1 mm.
  • Metal shielding shell, optional metal rear cover.
  • 11 specifications: 9, 15, 21, 25, 31, 37, 51, 66, 74, 100, 144 pins.
  • Board-mount types have tail modifications for PCB hole spacing.
  • Flexible mounting with various accessories for different structures.
Product Features
Functions and Applications:
  • High-density, lightweight, miniaturized for reliable interconnection: Cable to cable; Cable to PCB; PCB to PCB.
Operating Environment:
  • This product can withstand harsh environments such as strong vibrations and impacts, and is particularly suitable for application scenarios with strict requirements on installation space and equipment lightweighting.

Considering electrical performance, contact density, adaptability, cost and other factors, the J30J series is currently the best and most well_balanced rectangular electrical connector in overall performance.

Contact Arrangement (view from mating face of pin insulator)
J30J-21ZKL Rectangular Micro Connector 21 Pin Precision Socket Connector 0
J30J-ZK Series Products
J30J-21ZKL Rectangular Micro Connector 21 Pin Precision Socket Connector 1


                                                                                                          J30J-21ZK

Receptacle

J30J-9ZK,15ZK,21ZK,25ZK,31ZK,37ZK,51ZK,66ZK,74ZK,100ZK,144ZK

J30J-21ZKL Rectangular Micro Connector 21 Pin Precision Socket Connector 2

Receptacle Model A B C
J30J-9ZK 19.6 14.3 7.6
J30J-15ZK 23.5 18.2 7.6
J30J-21ZK 27.4 22 7.6
J30J-25ZK 29.8 24.5 7.6
J30J-31ZK 33.6 28.3 7.6
J30J-37ZK 37.4 32.2 7.6
J30J-51ZK 36.4 30.86 8.7
J30J-66ZK 42.9 37.3 8.7
J30J-74ZK 38.8 33.5 9.7
J30J-100ZK 54.7 45.7 9.7
J30J-144ZK 66.6 58.6 9.7
Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
0
2 star
0
1 star
0
All Reviews
  • Y
    Yerlan Sarin
    Kazakhstan Apr 19.2026 trustpilot.com
    ★★★★★
    ★★★★★
    Applied on alpine cold-resistant field engineering equipment. Super wide temperature adaptability, firm contact structure, keeps reliable connection in cold and dry plateau open areas.
  • Adam Szymanski
    Poland Apr 14.2026 trustpilot.com
    ★★★★★
    ★★★★★
    Matched for regional defense control systems and mechanical precision parts. Strong environmental stability, reliable mating performance, well recognized by local equipment manufacturers.
  • R
    Riyad Al-Ghamdi
    Saudi Arabia Apr 13.2026 trustpilot.com
    ★★★★★
    ★★★★★
    Suitable for inland oilfield precision detection instruments. Good dustproof and heat-resistant property, stable daily operation effectively reduces routine maintenance workload.
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