Blue Gel-Filled Connectors provide the absolute easiest method for creating secure, waterproof electrical connections between your irrigation timers and valves. Unlike traditional wire nuts, these low-voltage connectors require zero tools, no wire stripping, and no manual twisting. You simply insert the unstripped wires into the connector and squeeze it shut.
The interior of the connector is pre-filled with a protective silicone gel. When the connector is squeezed, the internal blades pierce the wire insulation to establish the connection, while the gel completely encapsulates the splice. This creates an instant, 100% waterproof seal that protects your delicate low-voltage wiring from moisture, dirt, and corrosion—even when buried directly in the ground or inside a damp valve box.
Detailed specifications for system planning.
| Specification | Details |
|---|---|
| Connector Type | Insulation Displacement (IDC) |
| Sealant | Pre-filled Silicone Gel |
| Wire Capacity | Connects 2 or 3 wires simultaneously |
| Wire Compatibility | #20 Solid, #18 to #16 Solid or Stranded |
Follow these steps to create a perfect, watertight electrical splice.
Step 1: Prep the Wires
Ensure your wire ends are cut flush and clean. Do not strip the insulation off the wires; the connector is designed to pierce the jacket automatically.
Step 2: Insert the Wires
Push the ends of 2 or 3 wires fully into the designated holes on the clear side of the Blue Gel-Filled Connector until they hit the back wall.
Step 3: Squeeze to Connect
Using a pair of pliers (or a very strong grip), squeeze the blue cap down firmly until it is completely flush with the clear body of the connector.
Step 4: Verify the Seal
The internal blades will splice the wires, and you should see the silicone gel visibly encompass the connection, creating a permanent waterproof seal.
How do Blue Gel-Filled Connectors handle summer humidity in a valve box?
Blue Gel-Filled Connectors are perfect for summer. The silicone gel fully encapsulates the splice, making it 100% waterproof and immune to the high heat, condensation, and humidity common inside summer valve boxes.
Using standard, unsealed wire nuts in those damp environments quickly leads to corrosion, which can cause your automated valves to misfire or fail completely when you need them most.
Do I need to strip the wires before using Blue Gel-Filled Connectors?
No, you do not need to strip the wires. Blue Gel-Filled Connectors feature internal blades that automatically pierce the wire insulation to make the electrical connection when you squeeze the cap shut.
This "Insulation Displacement" design is what makes these connectors so incredibly fast and easy to use in the field compared to traditional twisting wire nuts.
Can I connect three wires together with one Blue Gel-Filled Connector?
Yes, a single Blue Gel-Filled Connector has three ports, allowing you to easily splice either two or three low-voltage wires together in one waterproof connection.
This is particularly useful in irrigation manifolds where you may need to daisy-chain a common wire across multiple valve solenoids.
Can I reopen and reuse a Blue Gel-Filled Connector?
No, Blue Gel-Filled Connectors are designed for single-use only. Once you squeeze the cap to pierce the wires and release the gel, the connection is permanent and cannot be cleanly undone.
If you need to change a valve or redo a splice, you will need to cut the old connector off and use a fresh one to guarantee a waterproof seal.
Please note the requirements for this unit:
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