Line Splitters | McMaster-Carr

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7,731 Products

Measuring and Inspecting

Multimeter Line Splitters

Use with a multimeter to determine current usage of devices without pulling apart their wires

1 product

Laser Levels

Project level references onto surfaces when installing drop ceilings, pipe, or conveyors

2 products

Laser Directing Components

Turn or split dot lasers to point them where needed

1 product

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

2 products

Communication

Telephone Splitters

Connect multiple phone lines to a single telephone jack

4 products

Fluid Handling

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

2,901 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

137 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

637 products

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

77 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

2,525 products

Duct Hose and Fittings

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

8 products

On-Off Valves

Start and stop flow through a line

17 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

7 products

Diverting Valves

Redirect flow between ports

267 products

Valve Manifolds

Control flow to multiple points from one source

9 products

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

9 products

Electrical

Heat-Shrink Tubing Splitters

Insulate and seal where wire splits off from cable; also known as breakout boots

23 products

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

3 products

Data Connection Hubs

Add USB, DisplayPort, or HDMI ports to your computer to connect multiple device

28 products

Electrical Adapters

Change electrical connectors to another type, size, or gender

12 products

Electrical Cords

Connect equipment and devices to a power supply

39 products

Lubricating

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

3 products

Coolant Dispenser Hose and Fittings

Snap together and position to deliver coolant, oil, water, or air in any direction

18 products

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

9 products

Power Transmission

Compressed Air Filter/Regulator Manifolds

Purify air from a single supply and distribute it to multiple locations

4 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

20 products

Containers, Storage, and Furniture

Well Plate Fillers

Fill and dispense 96 wells all at once

1 product

Heating, Ventilation, and Air Conditioning

Chimney Pipe and Fittings

Exhaust hot air and fumes from boilers, furnaces, and stoves

7 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

26 products