| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET GREEN |
1351690 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK TURRET BLUE |
57 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET WHITE |
0 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET BLUE |
1578 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET WHITE |
356 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET GREEN |
0 |
|
|
Keystone Electronics Corp. |
CONN TIP JACK SLDR EYELET BLUE |
301 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDERLESS BLUE |
0 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDER BLACK |
0 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDER |
0 |
|
 |
Keystone Electronics Corp. |
CONN PIN JACK TURRET BLUE |
0 |
|
 |
Keystone Electronics Corp. |
CONN SOCKET PLUG |
0 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDER RED |
0 |
|
 |
Keystone Electronics Corp. |
CONN DBL BAN PLUG STACK SLDRLESS |
1 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDER BLACK |
7 |
|
 |
Keystone Electronics Corp. |
CONN PIN JACK TURRET YELLOW |
0 |
|
 |
Keystone Electronics Corp. |
CONN TIP PLUG SOLDER RED |
0 |
|
|
Keystone Electronics Corp. |
CONN SOCKET PLUG GREEN |
0 |
|
|
Keystone Electronics Corp. |
CONN TIP PLUG THRD |
173 |
|
|
Keystone Electronics Corp. |
CONN SOCKET PLUG CRIMP OR SOLDER |
0 |
|
Banana and Tip connectors are single-pole electrical connectors commonly used in electronics testing, audio equipment, and educational laboratories. Their spring-loaded design ensures reliable contact while allowing quick insertion/removal. The banana connector's 4 mm diameter metallic plug with a sprung segment enables self-retention in sockets, while tip connectors (e.g., 6.35 mm/3.5 mm) use conductive tip-sleeve configurations for signal transmission. These connectors are critical for temporary connections in R&D, audio signal routing, and low-voltage power distribution.
| Type | Key Features | Applications |
|---|---|---|
| Banana Plug | 4 mm diameter, spring-loaded, high current capacity (up to 30A) | Lab power supplies, multimeters, battery chargers |
| 1/4" (6.35 mm) Tip Plug | Mono/Stereo configurations, 3-contact rings, low-resistance path | Guitar cables, studio monitors, headphone jacks |
| 3.5 mm Tip Plug | Miniaturized design, 2/3 contact segments, compact signal transmission | Mobile headphones, consumer audio devices, sensors |
| Combination Connectors | Integrated banana + tip in one housing, multi-channel support | Test benches, industrial control panels |
Typical banana plug consists of a conductive phosphor bronze probe (0.8-1.2 mm thickness) with gold/nickel plating, insulating PVC body, and screw terminal (4-6 mm wire capacity). Jack receptacles feature beryllium copper spring contacts (5000+ mating cycles durability) and die-cast zinc housing. Tip connectors use oxygen-free copper tip segments with thermoplastic insulation, where stereo versions add an additional insulating ring between tip and sleeve.
| Parameter | Value Range | Importance |
|---|---|---|
| Current Rating | 5-30 A | Determines power handling capability |
| Contact Resistance | 5-30 m | Affects signal integrity and heating |
| Voltage Range | 0-150 VAC | Safety and insulation requirements |
| Mating Cycles | 1,000-10,000 | Lifespan and durability indicator |
| Temperature Range | -20 C to +75 C | Environmental compatibility |
| Manufacturer | Product Line | Key Features |
|---|---|---|
| Amphenol | Industrial Banana Plugs | IP54 rated, 25A capacity, vibration-resistant |
| Switchcraft | ONA Series Jacks | 10k cycle durability, ultra-low contact resistance |
| Neutrik | SpeakON Connectors | Locking design, 100A rating for pro audio |
| Keithley | 5mm Safety Banana | Double-insulated, 600V CAT III certified |
Consider: 1) Current requirements (select 30% higher rating), 2) Environmental conditions (choose sealed variants for humid environments), 3) Compatibility (match plug diameter and jack geometry), 4) Certification (UL/CSA for safety-critical applications). For high-vibration scenarios like automotive testing, specify connectors with mechanical locking features.
Market drivers include miniaturization demands (sub-3mm tip connectors for wearables), increased use of hybrid connectors combining power/data transmission, and adoption of eco-friendly materials (halogen-free insulation). Emerging trends show growing demand for 24K gold-plated contacts in high-fidelity audio systems and integration of smart connectors with built-in current sensing capabilities.