Receive the same high quality cable assemblies that you've come to expect from LEMO Push-Pull connectors.
- Home
- Solutions
- ORIGINALS
- B - Indoor keyed
- FFJ.1B.303.CLAD62Z
Electrical Configuration
- Number of contacts Low Voltage
- 3
- Contact Termination Low voltage
- Solder
- R (max)
- 3.6 mOhm
- Insert configuration value
- 1B.303 - 3 Low Voltage
- Insulator
- L: PEEK (UL 94 / V-0/1.5)
- Rated current
- 12 A
- Vtest (contact-contact)
- 1.9 kV (DC)
- Vtest (contact-shell)
- 2.2 kV (DC)
- Max. Solid Conductor
- 0.5 mm² (AWG 20)
- Max. Stranded Conductor
- 0.5 mm² (AWG 20)
- Bucket Dia.
- 1 mm (0.039in)
- Contact Dia.
- 1.3 mm (0.051in)
- Wire Size/AWG
- 28 - 20
- Gender
- Reverse Gender
Form & Material
- Shell style / Model id
- FF - Straight plug, non-latching, cable collet and nut for fitting a bend relief
- Plug
- Straight
- Housing material
- Brass (chrome plated [SAE AMS 2460]) shell and collet nut, nickel plated [SAE AMS QQ N 290] brass latch sleeve and mid pieces
- Locking system
- Snap-on
- Keying
- 2 keys (gamma=45, plug: female contacts, receptacle: male contacts)
- Colour
- Grey
- Variant
- Nut for fitting a bend relief
Environment
- Technical domain
- Audio Video, Energy and Industrial, Medical, Semiconductor, Specialties and Other, Test and Measurement, Transportation, Aerospace and UAV
- Environmental sealing (IP rating)
- IP50
- Endurance
- 5000 mating cycles
- Temperature range
- -55°C / +250°C (max. temperature valid for short periods of use.)
- Climatic Category
- 55/175/21
- Humidity (max)
- <=95% [at 60 deg C /140 F]
- Shielding (min)
- 75 dB (10 MHz)
- Shielding (min)
- 40 dB (1 GHz)
- Shock Resistance
- 100 g [ 6 ms]
- Vibration
- 15 g [10 Hz - 2000 Hz]
- Salt Spray Corrosion
- >1000 hr
Cable fixation
- Cable termination protection
- For cable bend relief
- Fixation type
- Cable collet
- Jacket cable outside diameter [mm]
- 5.30 - 6.20 mm
Technical plans
Dimensions
| A | L | M | S1 | S2 | |
|---|---|---|---|---|---|
| mm. | 12 | 42 | 31 | 10 | 9 |
| in. | 0.47 | 1.65 | 1.22 | 0.39 | 0.35 |
B - Indoor keyed
Main Features
- Push-Pull self latching system
- 8 sizes
- up to 64 contacts
- Multi-Keying system
- Indoor/protected environments (IP50)

Contact us

Do you
have a
challenging
project?
No matter how harsh the environment may be, LEMO has a solution ready for you to implement today.
If not, we promise to relentlessly innovate and develop one for you.
Please take a moment to reach out and describe your project, technical specifications and deadlines. We are standing by and looking forward to hearing from you - and adding your business to our thousands of longstanding satisfied customers, partners and employees - very soon.