Power barrel connectors are most commonly used to connect low-voltage DC power provided from a wall mounted AC-DC converter to small electronic equipment, such as laptop computers and printers. They are characterized by a tube-shaped plug having electrical contacts on the inner and outer surfaces. Various sizes are available, with inner diameter, outer diameter, and mating length of plug and jack needing to be compatible in order to achieve a proper connection.
Product List
823 Items
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Mfr Part #
Quantity Available
UnitPrice
RFQ
Series
Packaging
Product Status
Connector Type
Gender
Industry Recognized Mating Diameter
Actual Diameter
Number of Positions/Contacts
Internal Switch(s)
Mounting Type
Mounting Feature
Termination
Shielding
Features
Insulation Color
Voltage - Rated
Current Rating (Amps)
Mating Length/Depth
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Material Flammability Rating
PJ-040-SMT-TR
CONN PWR JACK 0.7X2.35MM SOLDER
CUI Devices
286
$1.06
Tape & Reel (TR)
Active
Jack
Male
0.70mm ID (0.028"), 2.35mm OD (0.093") EIAJ-1
0.026" (0.65mm ID), 0.102" (2.60mm OD)
2 Conductors, 2 Contacts
Does Not Contain Switch
Surface Mount, Right Angle
-
Solder
Unshielded
Board Guide
-
24VDC
1 A
0.303" (7.70mm)
-
UL94 V-0
PJ-014DH-SMT-TR
CONN PWR JACK 1.3X3.4MM SOLDER
CUI Devices
226
$1.05
Tape & Reel (TR)
Active
Jack
Male
1.30mm ID (0.051"), 3.50mm OD (0.138")
0.051" (1.30mm ID), 0.154" (3.90mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Surface Mount, Right Angle
-
Solder
Unshielded
Board Guide
-
24VDC
3.5 A
0.244" (6.20mm)
-
UL94 V-0
PJ-035-SMT-TR
CONN PWR JACK 1X3.5MM SOLDER
CUI Devices
727
$1.10
Tape & Reel (TR)
Active
Jack
Male
1.00mm ID (0.039"), 3.50mm OD (0.138")
0.039" (1.00mm ID), 0.150" (3.80mm OD)
3 Conductors, 3 Contacts
Does Not Contain Switch
Surface Mount, Right Angle
-
Solder
Shielded
Board Guide
-
24VDC
2 A
0.287" (7.30mm)
-
UL94 V-0
PJ-030DH-SMT-TR
CONN PWR JACK 1.3X3.4MM SOLDER
CUI Devices
122
$1.10
Tape & Reel (TR)
Active
Jack
Male
1.30mm ID (0.051"), 3.40mm OD (0.134")
0.051" (1.30mm ID), 0.165" (4.20mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Surface Mount, Right Angle
-
Solder
Shielded
Board Guide
-
24VDC
3.5 A
0.260" (6.60mm)
-
UL94 V-0
PJ-037A
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
410
$0.68
Bag
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.256" (6.50mm OD)
2 Conductors, 2 Contacts
Does Not Contain Switch
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-002A
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
231
$0.70
Bag
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.217" (5.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-002B
CONN PWR JACK 2.5X5.5MM SOLDER
CUI Devices
783
$0.70
Bag
Active
Jack
Male
2.50mm ID (0.098"), 5.50mm OD (0.217")
0.098" (2.50mm ID), 0.256" (6.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-202B
CONN PWR JACK 2.5X5.5MM SOLDER
CUI Devices
103
$0.69
Bag
Active
Jack
Male
2.50mm ID (0.098"), 5.50mm OD (0.217")
0.098" (2.50mm ID), 0.256" (6.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Kinked Pin, Solder Eyelet
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-202A
CONN PWR JACK 2X5.5MM KINKED PIN
CUI Devices
527
$0.70
Bag
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.256" (6.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Kinked Pin
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-006A-SMT-TR
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
427
$1.04
Tape & Reel (TR)
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.248" (6.30mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Surface Mount
-
Solder Eyelet(s)
Unshielded
-
-
18VDC
4 A
0.352" (8.95mm)
-
UL94 V-0
PJ-040DH
CONN PWR JACK 1.3X3.4MM SOLDER
CUI Devices
182
$0.72
Bag
Active
Jack
Male
1.30mm ID (0.051"), 3.50mm OD (0.138")
0.051" (1.30mm ID), 0.150" (3.80mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder
Unshielded
Board Guide
-
24VDC
3.5 A
0.339" (8.60mm)
-
UL94 V-0
KLDX-0202-A
CONN PWR JACK 2X5.5MM SOLDER
Kycon, Inc.
646
$0.72
KLDX
Bulk
Active
Jack
Male
2.00mm ID (0.079"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.252" (6.40mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
3.5 A
-
-
UL94 V-0
PJ-037AH
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
1,201
$0.73
Bag
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.256" (6.50mm OD)
2 Conductors, 2 Contacts
Does Not Contain Switch
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
5 A
0.354" (9.00mm)
-
UL94 V-0
54-00166
CONN JACK R/A PCB 5.5X2.1MM
Tensility International Corp
475
$0.74
Tray
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
48V
6 A
-
-
UL94 V-0
KLDX-0202-B
CONN PWR JACK 2.5X5.5MM SOLDER
Kycon, Inc.
1,066
$0.73
KLDX
Bulk
Active
Jack
Male
2.50mm ID (0.098"), 5.50mm OD (0.217")
0.098" (2.50mm ID), 0.252" (6.40mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
3.5 A
-
-
UL94 V-0
PJ-025
CONN PWR JACK 1.4X4.3X6.5MM SLDR
CUI Devices
834
$0.73
Bag
Active
Jack
Female
1.40mm ID (0.055"), 4.30mm ID (0.169"), 6.50mm OD (0.256") EIAJ-5
0.057" (1.45mm ID), 0.157" (4.00mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder
Unshielded
Board Guide
-
24VDC
3 A
0.354" (9.00mm)
-
UL94 V-0
PJ-019
CONN POWER JACK 1X3.3X5.5MM
CUI Devices
964
$0.72
Bag
Active
Jack
Female
1.00mm ID (0.039"), 3.30mm ID (0.130"), 5.500mm OD (0.217") EIAJ-4
0.039" (1.00mm ID), 0.232" (5.90mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Kinked Pin
Unshielded
-
-
24VDC
3 A
0.354" (9.00mm)
-
UL94 V-0
PJ-038-SMT-TR
CONN PWR JACK 0.7X2.35MM SOLDER
CUI Devices
719
$1.34
Tape & Reel (TR)
Active
Jack
Male
0.70mm ID (0.028"), 2.35mm OD (0.093") EIAJ-1
0.026" (0.65mm ID), 0.102" (2.60mm OD)
2 Conductors, 2 Contacts
Does Not Contain Switch
Surface Mount, Right Angle
-
Solder
Shielded
Board Guide
-
24VDC
1 A
0.303" (7.70mm)
-
UL94 V-0
PJ-102A
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
346
$0.76
Tray
Active
Jack
Male
2.00mm ID (0.079"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.256" (6.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder
Unshielded
-
-
24VDC
2.5 A
0.354" (9.00mm)
-
UL94 V-0
PJ-002AH
CONN PWR JACK 2X5.5MM SOLDER
CUI Devices
246
$0.78
Bag
Active
Jack
Male
2.10mm ID (0.083"), 5.50mm OD (0.217")
0.079" (2.00mm ID), 0.256" (6.50mm OD)
2 Conductors, 3 Contacts
Single Switch, Normally Closed
Through Hole, Right Angle
-
Solder Eyelet(s)
Unshielded
-
-
24VDC
5 A
0.354" (9.00mm)
-
UL94 V-0
About Barrel - Power Connectors
What are Barrel - Power Connectors?
Barrel - Power Connectors
Barrel - Power Connectors are cylindrical connectors commonly used to supply power to electronic devices. They are designed to provide a secure and reliable connection between a power source and a device, ensuring efficient power transfer. These connectors typically consist of a male plug and a female socket, with the male plug featuring a central pin surrounded by a cylindrical sleeve. The basic operating principle involves the insertion of the male plug into the female socket, establishing an electrical connection that allows current to flow from the power source to the device. This simple yet effective design makes Barrel - Power Connectors a popular choice for various electronic applications.
Types of Barrel - Power Connectors
Standard Barrel Connectors
Standard Barrel Connectors are the most common type, featuring a straightforward design with a central pin and surrounding sleeve. They are widely used in consumer electronics, such as laptops and portable devices, due to their ease of use and availability in various sizes and voltage ratings.
Locking Barrel Connectors
Locking Barrel Connectors incorporate a locking mechanism to prevent accidental disconnection. This feature is particularly useful in applications where movement or vibration is present, such as in automotive or industrial settings. The locking mechanism ensures a secure connection, enhancing reliability and safety.
Right-Angle Barrel Connectors
Right-Angle Barrel Connectors are designed with a 90-degree angle to facilitate connections in tight spaces or where cable routing requires a change in direction. These connectors are ideal for compact devices or installations with limited space, providing flexibility in design and installation.
How to choose Barrel - Power Connectors?
When selecting Barrel - Power Connectors, several key parameters should be considered:
Voltage and Current Rating: Ensure the connector can handle the required voltage and current for your application.
Size and Compatibility: Choose a connector size that matches the device's input jack and is compatible with the power supply.
Locking Mechanism: Consider connectors with locking features for applications subject to movement or vibration.
Environmental Factors: Evaluate the connector's resistance to moisture, dust, and temperature variations, especially for outdoor or industrial applications.
Supplier Reliability: Assess the quality and reliability of different suppliers by reviewing product specifications, certifications, and customer feedback.
By carefully evaluating these factors, you can select the most suitable Barrel - Power Connector for your specific needs, ensuring optimal performance and longevity.
Applications of Barrel - Power Connectors
Consumer Electronics
In the consumer electronics industry, Barrel - Power Connectors are commonly used to power devices such as laptops, tablets, and smartphones. Their compact design and ease of use make them ideal for portable devices, providing a reliable connection for charging and power supply.
Automotive Industry
Within the automotive sector, Barrel - Power Connectors are utilized in various in-car electronics, including GPS systems, dash cams, and infotainment systems. The connectors' durability and ability to withstand vibrations make them suitable for automotive applications.
Industrial Equipment
Barrel - Power Connectors are employed in industrial equipment to provide power to machinery and control systems. Their robust construction and availability in locking versions ensure a secure connection in demanding environments.
Medical Devices
In the medical field, these connectors are used in portable medical devices such as patient monitors and diagnostic equipment. The connectors' reliability and ease of connection are crucial for ensuring uninterrupted operation in critical healthcare settings.
Telecommunications
Barrel - Power Connectors are also found in telecommunications equipment, providing power to routers, modems, and other network devices. Their ability to deliver consistent power is essential for maintaining network stability and performance.
