Standard Ignition HR-148 Horn Relay

Horn Relay for Classic Dodge Applications

The Standard Ignition HR-148 horn relay is a 12-volt electrical relay built for select classic Dodge vehicles with a 3-blade terminal layout and off-centered configuration. It is a direct-fit replacement for horn circuit service on applications such as Dodge Aspen, Charger, Colt, Monaco, Dart, and Challenger.

Key Features

• 12 V horn relay for automotive electrical systems
• 20 A amperage rating for horn circuit operation
• 3 blade terminals with male connector design
• Rectangular connector shape
• No continuous duty rating
• No mounting bracket included
• Standard Ignition HR-148 replacement part

Detailed Description

Standard Ignition HR-148 is a horn relay engineered for vehicles that require a 3-terminal blade relay with an off-centered layout. It is listed for 1974-1977 Dodge Charger, 1974-1977 Dodge Colt, 1974-1977 Dodge Monaco, 1974-1976 Dodge Dart, 1974 Dodge Challenger, and 1976-1977 Dodge Aspen. This part number also cross-references HR145 for the same application.

Built with a composite housing to handle harsh under-hood temperatures and demanding operating conditions, this relay uses brass or copper contacts where specified to support wear resistance. Standard Ignition manufactures to strict quality requirements, with production controlled through TS16949 and ISO9001 certified facilities.

What It Helps Fix

• No horn operation caused by a failed relay
• Intermittent horn function from worn internal contacts
• Electrical switching issues in the horn circuit
• Relay replacement needs on classic Dodge electrical systems
• Fitment concerns on 3-blade, off-centered relay applications

Installation Notes and Tips

Verify the vehicle uses a 12-volt horn relay with a rectangular connector, 3 male blade terminals, and an off-centered terminal layout before installation. Match the existing relay style and terminal arrangement to the vehicle harness to confirm proper fitment on Dodge Charger, Dodge Dart, and other listed applications. No mounting brackets are included.

Quality Assurance

Standard Ignition manufactures this relay under controlled quality processes in TS16949 and ISO9001 certified plants. The HR-148 is built to meet stringent part standards for consistent electrical performance and OE-style service replacement.