Wire Management

These tools are designed for disconnecting cable connectors. Based on the cable connectors and microinverter you are using, will determine which style below you will need.  M Series + S Series This style is used for the Enphase M series and S series...

The ultimate solar connector tool designed for durability, precision, and convenience. This PV Connector Assembly Tool is packed with features to make the installation and maintenance of Staubli MC4® and Amphenol® H4 connectors efficient and...

This is Rennsteig's Socket Wrench Insert for Staubli MC4® type solar connections. To be paired with a standard socket or calibrated torque wrench. Tool grips the outer shell of an MC4® connector to provide a safe and easy way of tightening of the...

This is an ergonomic, handheld torque screwdriver with the ability to adjust to your desired torque value without the need for a specialized tool. Provides a method for manual assembly of solar cable connections. FEATURES Ergonomic, pistol grip handle...

MC4® assembly keys are an ergonomic PVC open end spanner used for tightening and loosening of the cable gland.  SPECIFICATIONS For use with Staubli MC4® couplers Use for breaking connections (open the locking) after they have already been...

Test plugs are used to check the assembly of a male or female MC4® coupler to ensure the contact is in the correct location within the insulation. These are not designed for electrical output testing, visit our Electrical Testing page for options...

Looking for a reliable cable shear that delivers clean, effortless cuts every time? This precision cutter makes quick work of multi-conductor cables and wires, all with a simple one-hand operation. Built to last with aerospace-grade forged steel and...

Rennsteig Electrical Wire Insulation Strippers are a superior choice when seeking a tool that will fully cut the insulation around the entire circumference of the wire and then gently pull off the end. Particularly useful when working with solar cables...

Rennsteig is known for their high-quality tool line, which is why they are the leader in crimping tools for solar contacts ensuring you create a secure connection between wires and connectors. These pliers offer excellent ergonomic grip and handling,...

These multi-functional crimping pliers combines all of the necessary components needed for creating solar connections. You can cut, strip, and crimp all with just this one tool. The crimping and cutting areas have been created with a special design and...

High-quality crimping pilers with great ergonomic grip and handling. The plier options featured here are tailored primarily towards crimping solar connectors with a stamped and formed contact. Please reference the chart included below to determine if...

Looking for an effortless, crimping tool for quick and secure solar connections? Then this is the tool for you! Rennsteig's eForce Battery Powered Crimping Tool is compact, powerful, highly durable and provides consistent crimping every time. With the...

This innovative wire management system is a superior alternative to traditional plastic zip ties. With a stainless-steel core and a UL-listed polymer outer coating, these cable ties offer exceptional durability and weather resistance, all while...

This well-sourced professional kit which includes all of the parts needed to aid MC4® cable extensions safely and correctly.  Provided in a heavy-duty carrying case with plenty of additional room for adding to your Rennsteig collection...