DFG/PFG Fixed socket, with two nuts, key (G) orkeys (A…M and R), cable collet (back panel mounting)

DFG construction and size

1. DFG/PFG fixed socket brief introduction:

B Series Push-Pull Connectors are designed to offer a reliable connection for data, signal, and power transmissions in indoor and outdoor. Our connector can widely apply in Medical, Test & Measurement, ResearchCommunications, Broadcast Connector, Machines, Defense, RoboticAerospace, public sector, Information Systems, MotorsportMiscellaneous applications. Furthermore, SPRING connector mates with all push/pull plug connectors with the same.

2. DFG/PFG fixed socket description:

  • security of the Push-Pull self-latching system
  • multipole types 2-26 contacts
  • solder, print contacts (straight or elbow)
  • high packing density for space savings
  • multiple key options to avoid cross mating of similar connectors
  • keying system («G» key standard) for connector alignment
  • 360° screening for full EMC shielding.

3. DFG/PFG fixed socket technical specification:

Pulling and inserting times>5000.
HumidityMaximum humidity up to 95% at a temperature of 60°
Mechanical shock100g·6ms
Salt spray corrosion test>48h
Protection levelIP50
Connector typeSocket, Female Pins,
Number of positions2-26 pin
Fastening typePush-pull
Shell materialBrass
Shell finishChrome
Shell colorSilver
Contact materialBrass
Contact finish-matingGold
Contact colorGold
Insert materialpolyphenylene sulfite (PPS)
Cable opening1.1mm~9.7mm

4. Cross reference

DFG.0B.30*.CLLD**PFG.0B.30*.CLLD**DF Fixed Socket with key (G), back panel mounting, Shell Size 0B, 2~9 Pin Contacts, outer shell in chrome-plated brass, PPS insulator, Female solder contacts,  for 1.5~5.5mm diameter cable.
DFG.1B.30*.CLLD**PFG.1B.30*.CLLD**DF Fixed Socket with key (G), back panel mounting, Shell Size 1B, 2~16 Pin Contacts, outer shell in chrome-plated brass, PPS insulator, Female solder contacts,  for  2.2~7.5mm diameter cable.
DFG.2B.30*.CLLD**PFG.2B.30*.CLLD**DF Fixed Socket with key (G), back panel mounting, Shell Size 2B, 2-26 Pin Contacts, outer shell in chrome-plated brass, PPS insulator, Female solder contacts, for 1.5~9.7mm diameter cable.

Alignment Key

B series connector model part numbers are composed of three letters. DFG–The LAST LETTER indicates the key position and the contact type (male or female),So you also can choose DFA…Cross Reference PFA


Number of contacts and Insert configuration


Cable Diameter

cable diameter
SeriesCable Size(φA)
00 Series1.1mm~3.4mm
0B Series1.5mm~5.5mm
1B Series2.2mm~7.5mm
2B Series1.5mm~9.7mm

5. Chooseing tips:

If you have purchased Lemo connector and know the original model, please tell us. We will directly offer you our corresponding one.
If you don’t know much about the connector, please make choose according the following factors:

  1. the use of the environment, indoors or outdoors, waterproof or not;
  2. the panel hole size, to select the appropriate plug and socket of right dimension;
  3. the current-voltage, number of contact and the realization of the function, to determine the contact(cores) ;
  4. select the appropriate clamp diameter and sheath;
  5. according to the actual needs of different angles of the keys, to determine the keying (the standard keys as G).

6, Why choose our

  1. Lower your cost, cheap cable assembly offer, at least save your 30%-50% cost (100% compatible and work well)
  2. large stock, short lead times. The delivery time is short, the parts are in stock. Just need to assemble them.
  3. better quality at a reasonable price
  4. We can provide OEM/ODM service and cable assembly solution.
  5. Our factory has 9 years experience and strong and professional research and development capabilities.Advanced development and management, comprehensive R&D testing and highly automatic production line make our products high reliability and high performance.

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