Northern Connectors Hummel M23 Fast Ethernet PoE Circular Connectors - Manual (Page 3)

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Materials and Technical Data
Housing Copper-Zinc alloy
Die Cast
Housing surface Nickel plated
Inserts (for contacts) PBT UL-94 V0, PA6
Contacts Brass Alloy
Contact surface at point of contact Nickel and gold plated (0,25μm Au)
Minimum mating cycles > 1000
Seals / O-Rings Perbunan NBR (Standard)
Temperature range -40° C – 125° C (-40 °F – 257 °F)
Type of contacts Crimp, dip-solder (PCB)
Protection IP 67 per EN 60 529 (connected), NEMA 4x
Cable diameter range 11 – 17 mm (.43“ – .67“)
Dimensions and specifications may be changed without prior notice
M 23 Fast Ethernet PoE Connectors
Technical Data
Electrical Data
Mechanical Data
Number of positions
Number of contacts
Contact-Ø [mm]
AWG [mm 2 ]
Nominal current 1) [A]
Nominal voltage 2) [V~] degree of protection 3 4)
Test voltage (Breakdown voltage) 3) [V~]
Insulation resistance [MΩ]
Max. contact resistance [mΩ]
Impedance [Ω] (at 100MHz)
1), 2), 3), 4) See Technical Information page 14 *) for single contacts even 10 A possible
20 (4 x 2 + 12)
4 x 2 12
0,6 1
0,08 – 0,34 0,14 – 1 / 1,5
2 8 *)
60 160
500 1500
> 10 6 > 10 6
3 3
100 –