2 Position Wire to Board Terminal Block Horizontal with Board 0.200" (5.08mm) Through Hole ## Engineering Specification ## General Description The **1726040** is a Phoenix Contact **MKKDSN series PCB terminal block** designed for wire-to-board electrical connections in printed circuit board assemblies. It is used to provide a secure screw-clamp interface between external wiring and PCB circuitry. The component is suitable for control systems, industrial electronics, power distribution circuits, automation equipment, and general electronic assemblies requiring reliable field wiring termination. ## Device Identification Manufacturer Part Number: **1726040** Manufacturer: **Phoenix Contact** Product Series: **MKKDSN** Device Category: **Connector and Interconnect Component** Device Type: **PCB Terminal Block** Connection Type: **Wire-to-Board Terminal Block** Mounting Type: **Through-Hole PCB Mount** Termination Method: **Screw Connection** ## Functional Description The device functions as a fixed printed circuit board terminal block that allows external conductors to be connected directly to a PCB. The screw-clamp mechanism secures the wire mechanically and electrically, providing a stable connection for signal or power circuits. The terminal block is intended for applications where field wiring must be removable, serviceable, and mechanically secure. ## Mechanical Description The component uses a compact green housing suitable for PCB-mounted assemblies. It is designed for side-entry conductor connection and horizontal board installation. The terminal block construction supports organized wire routing and convenient access for installation, maintenance, and service work. ## Electrical Description The terminal block is intended for low-voltage power and signal applications within the manufacturer’s specified current and voltage ratings. It provides reliable conductor contact when properly installed with compatible wire sizes and appropriate tightening torque. ## Material and Contact Description The connector housing is typically made from insulating material suitable for electrical safety and PCB assembly use. The internal conductive elements provide the electrical path between the inserted wire and the soldered PCB connection. Proper conductor preparation and screw tightening are required to maintain stable electrical performance. ## Mounting and Assembly Description The component is intended for through-hole solder mounting on a printed circuit board. Proper PCB hole sizing, pad layout, soldering process control, and mechanical clearance should be followed according to the manufacturer’s recommended design and assembly guidance. The terminal block should be mounted in a position that allows safe wire insertion and screw access. ## Application Suitability The **1726040** is suitable for industrial control boards, automation equipment, interface modules, power supply circuits, instrumentation, building control systems, relay boards, sensor wiring interfaces, and other electronic products requiring secure PCB wire termination. ## Design Considerations The design should account for wire gauge compatibility, current rating, voltage rating, tightening torque, creepage and clearance requirements, solder joint strength, and accessibility for field wiring. The terminal block should not be used beyond the manufacturer’s specified electrical, thermal, and mechanical limits. ## Hashtags #commonpartslibrary #terminalblock #pcbterminalblock #phoenixcontact #mkkdsn #wiretoboard #connector #interconnect #fixedterminalblock #screwterminal #throughholecomponent #pcbmount #industrialelectronics #automationequipment #controlsystems #powerdistribution #fieldwiring #electronicscomponents #electronicparts #hardwaredesign #pcbdesign #engineeringparts #componentlibrary #electronicsengineering

2 Position Wire to Board Terminal Block Horizontal with Board 0.150" (3.81mm) Through Hole ## Engineering Specification ## General Description The **1727010** is a Phoenix Contact **MKDS series PCB terminal block** designed for secure wire-to-board electrical connection in printed circuit board assemblies. It provides a compact screw-clamp termination interface for connecting external conductors to PCB circuitry. The component is suitable for industrial electronics, automation equipment, control modules, power interfaces, instrumentation, and general electronic assemblies requiring reliable field wiring termination. ## Device Identification Manufacturer Part Number: **1727010** Manufacturer: **Phoenix Contact** Product Name: **MKDS 1/ 2-3,81** Product Series: **MKDS** Product Line: **COMBICON Terminals** Device Category: **Connector and Interconnect Component** Device Type: **PCB Terminal Block** Connection Type: **Wire-to-Board Terminal Block** Termination Method: **Screw Connection with Tension Sleeve** Mounting Type: **Through-Hole PCB Mount** ## Functional Description The device functions as a fixed PCB terminal block that allows external wires to connect directly to the printed circuit board. The screw-clamp mechanism provides both mechanical conductor retention and electrical continuity between the field wiring and PCB circuit. This makes the component suitable for applications where wiring must be secure, serviceable, and accessible during installation or maintenance. ## Mechanical Description The terminal block uses a compact housing with side-entry conductor access and through-hole solder pins for stable PCB attachment. Its construction supports organized wire routing and practical access for conductor insertion and screw tightening. The design is suitable for compact board layouts where reliable field wiring connection is required. ## Electrical Description The component is intended for signal and low-voltage power connection applications within the manufacturer’s specified electrical ratings. It provides stable electrical contact when used with compatible conductor sizes, correct wire preparation, and proper screw tightening torque. ## Material and Contact Description The terminal block uses an insulating housing with internal conductive contact elements that transfer current from the inserted conductor to the soldered PCB pins. The screw connection with tension sleeve helps maintain reliable contact pressure and secure conductor retention during normal operating conditions. ## Mounting and Assembly Description The **1727010** is intended for through-hole solder mounting on a printed circuit board. The PCB layout should follow the manufacturer’s recommended hole size, pad pattern, spacing, and soldering guidance. The component should be positioned to allow safe wire insertion, screwdriver access, and adequate clearance from nearby components or enclosure walls. ## Application Suitability The device is suitable for industrial control boards, automation modules, power supply interfaces, relay boards, instrumentation equipment, sensor wiring interfaces, building control systems, communication hardware, and other electronic products requiring secure PCB wire termination. ## Design Considerations The design should account for conductor size compatibility, current requirement, voltage rating, tightening torque, creepage and clearance spacing, solder joint strength, wire routing, and service access. The terminal block should not be used beyond the manufacturer’s specified electrical, mechanical, or environmental limits. ## Hashtags #commonpartslibrary #terminalblock #pcbterminalblock #phoenixcontact #mkds #combicon #wiretoboard #screwterminal #fixedterminalblock #throughholecomponent #soldermount #connector #interconnect #fieldwiring #industrialelectronics #automationequipment #controlsystems #powerinterface #pcbdesign #hardwaredesign #electronicscomponents #electronicparts #engineeringparts #componentlibrary #electronicsengineering

8 Position Wire to Board Terminal Block Horizontal with Board 0.200" (5.08mm) Through Hole ## Engineering Specification ## General Description The **1726202** is a Phoenix Contact **MKKDSN series PCB terminal block** designed for compact and reliable wire-to-board connection in printed circuit board assemblies. It is intended for applications that require secure field wiring, serviceable conductor termination, and stable electrical connection between external wiring and PCB circuitry. The component is suitable for industrial control systems, automation equipment, power interfaces, instrumentation, building controls, and general electronic hardware assemblies. ## Device Identification Manufacturer Part Number: **1726202** Manufacturer: **Phoenix Contact** Product Name: **MKKDSN 1,5/ 8-5,08** Product Family: **MKKDSN 1,5** Product Line: **COMBICON Terminals** Device Category: **Connector and Interconnect Component** Device Type: **PCB Terminal Block** Connection Type: **Wire-to-Board Terminal Block** Termination Method: **Screw Connection with Tension Sleeve** Mounting Type: **Through-Hole PCB Mount** ## Functional Description The device functions as a fixed printed circuit board terminal block that allows external conductors to be connected directly to PCB circuits. The screw-clamp connection secures the conductor mechanically while maintaining electrical continuity through the terminal body and solder pins. This makes the component suitable for wiring interfaces that require durability, accessibility, and field-service capability. ## Mechanical Description The terminal block uses a compact green housing with a two-row terminal arrangement and side-access conductor entry. Its layout supports dense wiring connection on a printed circuit board while maintaining practical access for conductor insertion and screw tightening. The through-hole solder pins provide mechanical stability and electrical connection to the host PCB. ## Electrical Description The component is intended for low-voltage power and signal connection applications within the manufacturer’s specified current and voltage ratings. It supports conductor connection for typical industrial and control wiring requirements when used with compatible wire sizes, correct strip length, and proper tightening torque. ## Material and Contact Description The terminal block uses an insulating housing with internal conductive contact elements designed to transfer current from the inserted conductor to the PCB solder connection. The screw connection with tension sleeve helps maintain stable contact pressure and reliable conductor retention during normal operating conditions. ## Mounting and Assembly Description The **1726202** is intended for through-hole PCB soldering, including wave-solder assembly processes. The PCB layout should follow the manufacturer’s recommended hole size, pad pattern, spacing, and soldering guidelines. The component should be positioned to allow safe conductor insertion, screwdriver access, and adequate clearance from nearby parts or enclosure walls. ## Application Suitability The device is suitable for industrial control boards, automation modules, relay boards, power supply interfaces, building automation equipment, instrumentation systems, sensor wiring interfaces, signal distribution boards, and other electronic products requiring secure PCB wire termination. ## Design Considerations The design should account for conductor size compatibility, current carrying requirement, voltage rating, creepage and clearance spacing, tightening torque, solder joint strength, wire routing, and user access during installation or maintenance. The terminal block should not be used beyond the manufacturer’s specified electrical, thermal, or mechanical limits. ## Hashtags #commonpartslibrary #terminalblock #pcbterminalblock #phoenixcontact #mkkdsn #mkkdsnterminalblock #combicon #wiretoboard #screwterminal #fixedterminalblock #throughholecomponent #wavesoldering #soldermount #connector #interconnect #fieldwiring #industrialelectronics #automationequipment #controlsystems #powerinterface #pcbdesign #hardwaredesign #electronicscomponents #electronicparts #engineeringparts #componentlibrary #electronicsengineering