DF51K Series


2mm Pitch, Center Lock, Wire-to-Board Connector (UL, C-UL Listed)

1. Wide-ranging options to satisfy various customer requirements
Straight/Right angle, Single/Dual-row, Gold/Tin Plating etc.
2. Center Lock design enables high density mounting and easy operation
3. Lock damage prevention design
4.Secure mating with clear tactile click prevents incomplete insertion
5. High contact reliability with long effective mating length and 2-point contact design
6. Accepts Resin Sealing
7. Applicable Cable:22-30 AWG
8. UL, C-UL certified

SignalBee special page

SignalBee, a sister brand to our power cable brand EnerBee, is your solution for signal cable connector.


Connector Type Contact, Socket, Header
Cable Assembly No
Number of Positions 2, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30
Number of Rows (Interface) 1, 2
Mounting Pitch 2 mm
Contact Pitch 2 mm
Rated Current 0.5, 2 A
Rated Voltage (AC) AC 250 V
Rated Voltage (DC) DC 250 V
Mating/Unmating Cycles 30, 50
Mounting Style THT
Connector Orientation Straight, Right angle
Mounting Side Standard on-Board
Contact Plating Gold, Tin
Wire Termination Method Crimping
Recommended Wire Type Discrete wire
Recommended Min. Wire Size (AWG) AWG 22, 28, 30
Recommended Max. Wire Size (AWG) AWG 22, 24, 30
Recommended Min. Wire Size (mm²) 0.055, 0.089, 0.342 mm²
Recommended Max. Wire Size (mm²) 0.055, 0.221, 0.342 mm²
Operating Temperature (Max.) 105 ℃
Operating Temperature (Min.) -55 ℃
Glow Wire Compliant No


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Cable Type
Number of Positions   pos.
Rated Current A Rated Voltage (AC) AC V
Recommended Wire Size (AWG)

AWG wire