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{"title":"8 Poles Right Angle Type Barrier Terminal Block with 15 Amp Current Rating Screw","imgUrl":"https:\/\/img.chinax.com\/nimg\/84\/d0\/9c020f95740698593aa5ccb63c6a-200x200-1\/8_poles_right_angle_type_barrier_terminal_block_with_15_amp_current_rating_screw_terminal_connector.jpg","attrs":{"Brand Name":"Jrkconn","Model Number":"JRK25R-7.62","Certification":"ISO9001","Place of Origin":"Guangdong, China"}}
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{"title":"JRK28C 7.62mm Pitch Barrier Strip Terminal Block With Cover and PA66 Housing","imgUrl":"https:\/\/img.chinax.com\/nimg\/7a\/bd\/b2c5f7dfc294e55358abdeb58c1e-200x200-1\/jrk28c_7_62mm_pitch_barrier_strip_terminal_block_with_cover_and_pa66_housing.jpg","attrs":{"Brand Name":"Jrkconn","Model Number":"JRK28C","Certification":"ISO9001","Place of Origin":"Guangdong, China"}}
{"title":"7.62mm Pitch PA66 Housing 300V Rated Voltage Barrier Terminal Block Wire","imgUrl":"https:\/\/img.chinax.com\/nimg\/2c\/54\/a979e1d31a7094bd94d511e527b7-200x200-1\/7_62mm_pitch_pa66_housing_300v_rated_voltage_barrier_terminal_block_wire_connector.jpg","attrs":{"Brand Name":"Jrkconn","Model Number":"JRK25C-7.62","Certification":"ISO9001","Place of Origin":"Guangdong, China"}}
{"title":"Screw Type Barrier Terminal Block with 2Pin - 24Pin Contacts and AWG22-14 Wire","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/c9\/294cd6f645179792340b2fb1bc75-200x200-1\/screw_type_barrier_terminal_block_with_2pin_24pin_contacts_and_awg22_14_wire_gauge_for_300v_rated_voltage_applications.jpg","attrs":{"Brand Name":"Jrkconn","Model Number":"JRK28S","Certification":"ISO9001","Place of Origin":"Guangdong, China"}}
{"title":"15A Rated Current 7.62mm Pitch PA66 Housing Barrier Terminal Block Power","imgUrl":"https:\/\/img.chinax.com\/nimg\/19\/f6\/f9d4f1e0bb5dfa7f8b5932cad31d-200x200-1\/15a_rated_current_7_62mm_pitch_pa66_housing_barrier_terminal_block_power_terminal_block_connector.jpg","attrs":{"Brand Name":"Jrkconn","Model Number":"JRK25CM-7.62","Certification":"ISO9001","Place of Origin":"Guangdong, China"}}
A barrier terminal block (also called a barrier strip, or screw terminal) is an electrical connector used to safely and securely join multiple wires together or to connect wires to a device, using metal screws as the clamping method. It is characterized by a solid insulating plastic body with metal clamps separated by raised plastic walls or barriers.
Advantages of Barrier Terminal Blocks
Safety: The barriers are the primary safety benefit, preventing shorts.
Reliability: Screw clamps provide a strong, vibration-resistant connection suitable for high-current applications.
Flexibility: Easy to add, remove, or change wires without special tools—just a screwdriver.
Organization: Neatly organizes multiple connections in a defined space.
No Special Tools: Generally only requires a standard screwdriver.
High Current/Voltage Rating: Can handle much higher power than simpler connectors like wire nuts or IDC blocks.
Common Applications
Barrier terminal blocks are ubiquitous in industrial and commercial electrical systems:
Industrial Control Panels (PLC Panels): The most common application, for connecting power, sensors, and actuators.
Power Supplies: To connect input and output wires.
Motor Controllers and Drives: For main power and control connections.
Heating, Ventilation, and Air Conditioning (HVAC) equipment.
Appliance Wiring: Inside large appliances like ovens and industrial machinery.
Audio Equipment: High-end amplifiers and speakers sometimes use them for robust connections.
Electrical Distribution: In sub-panels and junction boxes.
Technical Specifications
Model Number
JRK28H
Pin Header
Brass, Tin plating
Type
Barrier Blocks
Housing Material
Polyamide (PA66), Nylon 6/6
Pitch
7.62 mm
Rated Voltage
300V
Number of Poles
2P-24P
Withstanding Voltage
AC 2000V / 1Min
Screws Material
M3, Steel, Zinc Plating
Rated Current
15A
Wire Range
22-14 AWG
Max. Torque Value
8kg.cm
Temp Range
-40℃ ~ +105℃
Mounting Type
Through Hole
Color
Black
Application
Industrial Control Systems, HVAC Systems, Power Supply, Transportation, Consumer Electronics, Telecommunications
Note: The actual product color may vary slightly from images due to monitor settings. All measurements are taken manually and may have slight deviations.
Technical Drawing
JRKCONN's Manufacturing Advantages
Experienced Manufacturer: 15+ years in electronic connectors, specializing in headers, sockets, and customized solutions
Own Factory & Production Lines: Fully equipped for stamping, injection molding, assembly, and quality control
Wide Product Range & Customization: Supports standard and OEM/ODM products tailored to customer requirements
Global Market Reach: Products supplied worldwide with participation in major electronics exhibitions
Versatile Applications: Solutions for industrial control, communications, medical devices, robotics, displays, and consumer electronics
Manufacturing Process
Frequently Asked Questions
Can I have a sample order before placing a purchase order?
Samples are available for testing; customers pay only the express courier cost.
What is the sample lead time?
Standard samples take 3-7 working days; customized samples take 7-15 working days.
Do you have any MOQ Limit?
Low MOQ available; 1 piece for sample checking.
Can I make personalized/customized products?
Yes, we accept custom orders based on your drawings or samples.
How do you ship the goods, and how long does it take?
We ship via DHL, UPS, FedEx, TNT, or your freight forwarder, typically arriving in 3-7 days.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
4000000-5000000
Employee Number:
30~100
Ecer Certification：
Verified Supplier
Shenzhen Jrkconn Electronics Co., Ltd was founded in January 2011, located at NO. 12, Yonghe Road, Shangpai, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China, with a factory area of 6500 square meters, more than 100 machines and equipment, and mor... Shenzhen Jrkconn Electronics Co., Ltd was founded in January 2011, located at NO. 12, Yonghe Road, Shangpai, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China, with a factory area of 6500 square meters, more than 100 machines and equipment, and mor...
