7020034 Sub-Zero Control Main Board SVCE

The Sub-Zero Control Main Board SVCE (Part 7020034) is an original OEM replacement designed to manage all refrigeration functions, including compressor control, fan operation, lighting, and defrost cycles.
Engineered by Sub-Zero for precision and durability, this board ensures consistent performance in high-end refrigeration systems.

Key Features:
– Genuine Sub-Zero OEM main control board
– Manages temperature, compressor, lighting, and defrost operations
– Optimized for stability and energy efficiency
– Used in lower refrigerator sections of select Sub-Zero models
– Designed for easy replacement and plug-and-play compatibility

⚠️ Important Notes:
– 427R-2: Use starting with Serial #3172246. Prior to Serial #3172246, use Part 7002877.
– Used in the lower refrigerator section.
– 427R: This part is NLA (no longer available) for older units.
– 700BC/BF-3: Use starting with Serial #3172039. Prior to Serial #3172039, use Part 7011541.
– 700BR-3: Use starting with Serial #3171298. Prior to Serial #3171298, use Part 7002876.
If you’re unsure which board your model uses, contact us for verification.