ALPS Input Selector Switch for A-602R A-702R Amplifier – 2 Pack

Upgrade your amplifier setup with this precision-engineered ALPS Electronic Input Selector Switch, purpose-built as a direct replacement for A-602R and A-702R amplifiers. Featuring smooth rotary gear-shift action, this compact switch ensures clean, reliable audio source selection with every turn — perfect for DIY audio enthusiasts, repair technicians, and hi-fi hobbyists.

Crafted from durable plastic and precision-made to ALPS quality standards, this selector switch is compact and easy to install. It measures approximately 1.8 cm × 0.5 cm and comes in white, making it a neat, unobtrusive addition to your amplifier build or restoration project.

Key Features

• Compatible Models: Designed for use with A-602R and A-702R amplifiers
• Brand Component: ALPS electronic switch — trusted by audio engineers worldwide
• Smooth Gear Action: Reliable input-shifting mechanism for clean channel switching
• Compact Size: Approximately 1.8 cm × 0.5 cm — fits standard amplifier panels
• Material: Durable plastic housing for lightweight, long-lasting performance
• Color: White
• Pack: 2-piece set for complete input selector replacement

Why Choose an ALPS Switch?

ALPS Electric is a globally recognized manufacturer of precision electronic components trusted in professional and consumer audio equipment for decades. Their rotary switches are renowned for tactile precision, consistent electrical contact, and long service life — making this selector switch an ideal choice for amplifier repair, restoration, or custom audio builds.

For more information on electronic component standards and best practices for DIY electronics, visit the National Institute of Standards and Technology (NIST).

Specifications

Ideal For

• Amplifier repair and restoration projects
• Custom hi-fi and audio builds
• DIY electronics hobbyists
• Direct replacement of worn or damaged input selectors

Frequently Asked Questions

Q: What amplifier models is this ALPS electronic switch compatible with?

A: This input selector switch is specifically designed for use with A-602R and A-702R amplifiers. Its dimensions and gear mechanism are engineered to match these models for a direct, reliable fit.

Q: What is included in the set?

A: Each order includes 2 pieces of the ALPS electronic input selector switch, giving you a complete replacement set or a spare for future use.

Q: Why is ALPS a trusted brand for audio switches?

A: ALPS Electric is a well-established Japanese manufacturer of precision electronic components. Their switches are widely used in professional and consumer audio equipment due to their excellent tactile feel, consistent electrical contact, and durability over thousands of switching cycles.

Q: How difficult is it to install this switch?

A: Installation is straightforward for anyone comfortable with basic electronics repair or DIY audio projects. The switch is designed as a direct replacement, so no modifications to the amplifier housing are required. Basic soldering skills are recommended.