Industrial terminal block for reliable connections in harsh environments.
Product Model770-873
Product ID43065
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureReliable connections in harsh environments
2
FeatureHigh-quality materials for durability
3
FeatureEasy installation and maintenance
4
FeatureSuitable for industrial automation
5
FeatureNot in stock, delivery time on request
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Variants:
Other pole markings
Total number of potentials
3
Number of levels
1
Pin spacing
10 mm / 0.394 inches
Width
27 mm / 1.063 inches
Height
29.5 mm / 1.161 inches
Height from the surface
26 mm / 1.024 inches
Depth
14.6 mm / 0.575 inches
Solder pin length
3.5mm
Solder pin dimensions
1 x 0.8 mm
Drilled hole diameter with tolerance
1.5(-0.1 +0.1)mm
Use
Control technology
Coding
B
Variable coding
Yes
Marking
3 2 1
Potential Marking
3 2 1
Mating force of a plug-in connection
approx. 20 70 N (depending on pole number)
Retention force of a plug-in connection
Locked: > 80 N
Unmating force of a plug-in connection
Unlocked: approx. 20 70 N (depending on pole number)
Number of mating cycles
200, without resistive load
Design
straight
Contact type (pluggable connector)
Male connector/plug
Connector (connection type)
for PCB
Mismating protection
Yes
Note on mismating protection
All WINSTA® components are 100% protected against mismating when:a.) plugging different numbers of polesb.) plugging while rotated 180c.) plugging while laterally staggeredd.) plugging one pole
Mating direction to the PCB
90°
Locking lever
yes
Locking of plug-in connection
locking lever
Note on locking system
All connectors for mounted installations (snap-in versions for lighting fixtures or devices, all types of PCB and distribution connectors) are factory-equipped with locking levers to ensure plugs and sockets are securely locked. Additional locking levers are only required for flying leads (plug/socket).
PCB contact
THT
Solder pin arrangement
2 in-line solder pins/pole
Number of solder pins per potential
2
Note (material data)
Information on material specifications can be found here
Some versions may also be used for current interruption in accordance with the UL certificate in select applications with currents below 16 A and voltages up to 600 V. For further information, please contact your local sales office.
