Graco 15B187 Wire Tap Connector

The Graco 15B187 Wire Tap Connector allows safe and reliable electrical tapping in Graco sprayer wiring harnesses and control boards.

OEM wire tap for Graco sprayers
Maintains electrical integrity while branching circuits
Durable design for industrial use
Compatible with Graco Ultra Max and other control‑board equipped sprayers

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Description

Graco 15B187 Wire Tap Connector – Product Details & Compatibility

Compatible Machines

The Graco 15B187 Wire Tap Connector is used in a variety of Graco electric sprayers and control‑board assemblies where signal or power lines require safe, reliable tapping or splicing.

Graco electric sprayer models with internal wiring harnesses and control boards
Graco Ultra Max series and other sprayers using printed circuit board wiring configurations
Graco fluid delivery systems where a wire‑tap connector is specified in the parts list

Product Overview

The Graco 15B187 Wire Tap Connector is a compact and robust OEM connector designed for secure and efficient electrical splicing within Graco spraying equipment. It allows technicians to tap into existing wiring harnesses without cutting or compromising insulation integrity. Built to withstand industrial environments, this connector supports reliable electrical connections even under vibration, moisture or chemical exposure.

Key Features

OEM Graco wire‑tap connector for safe electrical tapping and splicing
Allows integration or branching of signal/power lines without full harness replacement
Durable design suitable for industrial spraying systems and harsh environments
Compact profile for use in tight electrical enclosures or control panels

Technical Specifications

Part Number	15B187
Description	Wire tap connector
Function	Provides branch or tap electrical connection in control box or wiring harness
Installed In	Graco control‑board and wiring harness assemblies for electric sprayers

Usage Notes

Always disconnect power before installing or servicing the connector.
Use correct gauge and type of wire as specified by the sprayer’s wiring diagram.
Ensure the connector housing is fully closed and locked to maintain insulation and prevent moisture ingress.
After installation, verify continuity and check for secure engagement of all contacts.

Frequently Asked Questions

It allows a new branch or tap to be added to an existing wiring harness without cutting major sections, maintaining electrical integrity while enabling modifications or repairs.

While other connectors might physically fit, using the OEM Graco 15B187 ensures the correct size, insulation rating, and mechanical retention needed for spray‑system environments.

Replace the connector if the housing is cracked, if contacts are corroded, or if continuity cannot be reliably maintained. Also replace if the sprayer’s electrical harness is modified or extended.