Balboa GL2001 Mach3 PCB –PLASTIC BOX ONLY
A genuine Balboa replacement board designed exclusively for GL2001 Mach3 control systems housed in plastic enclosures. This PCB is engineered to precisely control pumps, heater, ozone, and lighting—making it the ideal solution for repairs or upgrades in compatible spa setups.
Key Features
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Plastic-Enclosure Compatibility Only
Fits only GL2001 Mach3 control packs with plastic housings. Not compatible with metal‑box versions. -
Advanced Sensor System
Dual M7 temperature sensors eliminate the need for a pressure switch and ensure accurate flow and temperature detection. -
Component Support
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Pump 1: Single‑ or dual‑speed (plus optional circulation pump)
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Pump 2: Single‑ or dual‑speed
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Air blower: Supported if Pump 2 is single‑speed
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Optional circulation pump: Supported
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Heater: Yes
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Ozone output: Yes
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Light output: Supports both 12 V and 230 V configurations
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Topside Panel Compatibility
Fully compatible with ML Series control panels, including ML400, ML700, and ML900
Technical Specifications
Parameter | Specification |
---|---|
Voltage / Frequency | 230 V / 50 Hz |
Sensor Type | Dual M7 |
Pressure Switch | None |
Part Reference | Balboa PCB part number 53975 |
Physical Dimensions
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Length: 290 mm
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Height: 155 mm
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Width (approximate): ~150 mm
Installation & Compatibility Notes
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Intended exclusively for GL2001 Mach3 plastic control boxes.
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Not suitable for metal‑enclosed models.
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Installation must be performed by a qualified technician to prevent damage and preserve warranty.
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An expansion board may be required for systems with additional components or more complex configurations.
This PCB is a trusted Balboa component appreciated for its reliability, ease of installation, and compatibility with a wide range of spa systems. Perfect for service professionals and spa owners in need of a direct, high‑quality replacement for GL2001 Mach3 plastic‑box installations.