Barrel - Power Connectors

Category Introduction

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

Mfr Part #	Quantity Available	UnitPrice	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	Ingress Protection	Material Flammability Rating
PJ-040-SMT-TR CONN PWR JACK 0.7X2.35MM SOLDER CUI Devices	136	$1.07		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	18	$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	17	$1.09		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	163	$1.09		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	318	$0.69		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	772	$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	600	$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	-	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	218	$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	-	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	130	$0.69		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	337	$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	1,197	$0.71		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.	556	$0.74	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	1,297	$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	377	$0.73		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.	1,043	$0.72	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	1,277	$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	135	$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	282	$1.35		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	521	$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	190	$0.80		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.