| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 22-18 50 BAG |
11 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 12-10 |
2162 |
|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 12-10 100 BA |
11 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 22-18 |
1611 |
|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 12-10 50 BAG |
7 |
|
 |
NTE Electronics, Inc. |
PVC FULLY INS RECEPTACLE |
74 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 22-18 50 BAG |
17 |
|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 16-14 100 BA |
3 |
|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 22-18 100 BA |
9 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 16-14 100 BA |
1 |
|
 |
NTE Electronics, Inc. |
PVC FULLY INS RECEPTACLE |
1011 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 16-14 |
2596 |
|
 |
NTE Electronics, Inc. |
PVC INS RECEPT DISC 16-14 50 BAG |
15 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 12-10 100 BA |
1 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 16-14 50 BAG |
10 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 22-18 100 BA |
4 |
|
 |
NTE Electronics, Inc. |
PVC FULLY INS RECEPTACLE |
2496 |
|
 |
NTE Electronics, Inc. |
PVC INS BULLET DISC 12-10 50 BAG |
9 |
|
Barrel and Bullet connectors are cylindrical electrical connectors primarily used for power transmission and signal routing. Barrel connectors typically feature a concentric conducting surface separated by insulation, while Bullet connectors use a single-pin design with high-conductivity materials. These connectors play critical roles in consumer electronics, industrial equipment, and automotive systems due to their reliability and compact design.
| Type | Functional Characteristics | Application Examples |
|---|---|---|
| Barrel Connectors | Coaxial design with center pin and outer sleeve | AC/DC power adapters, audio equipment |
| Bullet Connectors | Single-contact cylindrical design | EV charging systems, RC drones, battery packs |
| Locking Barrel | Threaded or snap-lock mechanism | Industrial machinery, medical devices |
| High-Current Bullet | Gold-plated contacts for minimal resistance | Electric vehicles, robotics |
Barrel connectors typically consist of three main components: 1) Center contact pin (phosphor bronze with gold plating), 2) Insulating dielectric (polyamide or PBT), 3) Outer conductive sleeve (nickel-plated brass). Bullet connectors feature a precision-machined single contact element with spring-loaded retention mechanisms. Both types utilize thermoplastic housings for strain relief and environmental protection.
| Parameter | Significance |
|---|---|
| Current Rating (3-30A) | Determines power transmission capacity |
| Voltage Range (12-600V) | Defines operational safety limits |
| Contact Resistance (<2m ) | Affects thermal performance |
| Insulation Resistance (>100M ) | Ensures dielectric integrity |
| Mating Cycles (500-10,000) | Indicates mechanical durability |
| Manufacturer | Representative Product |
|---|---|
| Amphenol | PowerGuard High-Current Barrel Connectors |
| TE Connectivity | Mini-Fit Jr. Bullet Connectors |
| Molex | MX150L High-Temperature Connectors |
| Delphi | Evolution Series Automotive Connectors |
Key considerations include: 1) Current requirements (use 20% derating factor), 2) Environmental conditions (temperature range, IP rating), 3) Mechanical constraints (space limitations, mating force). For medical applications, specify Agilent-grade insulation materials. For outdoor EV charging stations, prioritize IP67-rated waterproof designs. Always verify compatibility with cable gauge specifications.
Key developments include: miniaturization (sub-2mm diameters), hybrid connectors combining power/signal transmission, smart connectors with integrated sensors, and eco-friendly manufacturing processes reducing RoHS compliance risks. The global market is projected to grow at 6.8% CAGR through 2030, driven by EV and IoT device adoption.