ZH8525 Bayonet Circular Connectors (26482 Series II Type)
26482 Series II type · bayonet · to +200 °C
YB I Solder Bayonet Connectors (26482 Series I Type)
26482 Series I type · solder · bayonet
YB I connectors are solder-contact bayonet connectors built to GJB 598A Series I (MIL-DTL-26482 Series I type). They are compact, dense and fluid resistant, with cadmium (500 h salt spray) or nickel finishes and glass-sealed hermetic options.
- Coupling
- Bayonet
- Contact sizes
- 20, 16, 12 (7.5–23 A)
- Temperature
- −55 to +125 °C
- Working voltage
- 600 / 1000 V
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Key features
- Built to GJB 598A Series I, MIL-DTL-26482 Series I type
- Solder contacts, AWG 12 to 24
- Grommet and glass-sealed (hermetic) versions
- Cadmium (500 h) or nickel (48 h) finishes
- Vibration 10–2000 Hz, 147 m/s²; shock 490 m/s²
Specifications
| Parameter | Value | Condition |
|---|---|---|
| Withstanding voltage, condition I | 1500 / 375 V | Sea level / 21,336 m |
| Withstanding voltage, condition II | 2300 / 500 V | Sea level / 21,336 m |
| Working voltage, condition I | 600 / 300 V | Sea level / 21,336 m |
| Working voltage, condition II | 1000 / 450 V | Sea level / 21,336 m |
| Parameter | Value | Condition |
|---|---|---|
| Operating temperature | −55 to +125 °C | |
| Humidity | 95 % at +40 °C | |
| Vibration | 10–2000 Hz, 147 m/s² | |
| Shock | 490 m/s² | |
| Salt spray | 500 h (cadmium) / 48 h (nickel) | |
| Durability | 500 mating cycles | |
| Grommet seal | < 460 Pa·cm³/s at 200 kPa | |
| Glass seal | < 0.1 Pa·cm³/s at 100 kPa |
GJB 598A Series I — Chinese counterpart of MIL-DTL-26482 Series I.
Parameters not listed above — for example vibration level, leak rate or other environmental tests — can be tested to your requirements, including third-party testing.
Contact sizes and current ratings
| Contact size | Engaging diameter | Contact resistance | Current rating | Wire size |
|---|---|---|---|---|
| 20 | 1.0 mm | ≤ 7.4 mΩ | 7.5 A | AWG 20–24 (0.2–0.5 mm²) |
| 16 | 1.6 mm | ≤ 3.8 mΩ | 13 A | AWG 16–20 (0.5–1.25 mm²) |
| 12 | 2.4 mm | ≤ 2.2 mΩ | 23 A | AWG 12–14 (2.0–3.15 mm²) |
Typical applications
- Industrial control and instrumentation
- Rail and transit electronics
- Communication and radio equipment
- Test equipment
Frequently asked questions
Solder or crimp contacts?
YB I uses solder contacts; for crimp contacts choose YB II or ZH8525.
Related series
YB II Crimp Bayonet Connectors (26482 Series II Type)
26482 Series II type · crimp · mates with ZH8525
From sample to production
Send your requirements
Part number, drawing, pin-out or a short description of your application.
Configuration and quote
Our engineers match the configuration and reply with a drawing and quotation.
Samples
Samples are built to order. The minimum order quantity is 10 pieces, and samples and production orders each take 4–8 weeks. Third-party testing to your specification is available on request.
Your approval
You test the samples in your own equipment and approve them.
Series production
Production follows the approved sample configuration, with machining, molding, plating and assembly in our own Shenyang factory.
Need a quote or a drawing?
Send your part number, pin-out or drawing. Every inquiry is acknowledged by email within 1 business day, and an engineer follows up with a matched configuration, drawing or quotation.
YB IRequest a quote