The MJZ-400 72V 400 amp heavy-duty solenoid is engineered for high-voltage, high-performance electrical systems that require reliable power delivery under heavy load. Designed for Bolt Energy 72V applications, this solenoid controls the high-current power flow between the battery pack and controller, helping deliver smooth engagement, stable power, and dependable vehicle operation.
Built with premium materials and upgraded silver alloy contacts, the MJZ-400 72V 400 amp HD solenoid is optimized for high-voltage lithium power systems. Its heavy-duty design helps reduce internal arcing and overheating while maximizing conductivity for consistent performance. This makes it a critical replacement or upgrade for advanced 72V setups using high-amp controllers and motors.
Product Details:
Product: 400 Amp Solenoid 72V
SKU / Bolt Energy OEM part number: MJZ-400 / 72V Coil
Rated for 72V systems
400 amp heavy-duty design
Upgraded silver alloy contacts
Helps prevent internal arcing and overheating
Supports stable power delivery and smooth acceleration
Designed for high-voltage lithium power applications
Direct replacement for compatible Bolt Energy 72V vehicles
Important Fitment Note: This solenoid is designed for 72 volt systems only. It is not for use with 48 volt systems. Please verify your vehicle voltage and OEM part number before ordering.
Includes:
1 Sayoon MJZ-400 72V 400 amp heavy-duty solenoid
A reliable replacement for maintaining proper power engagement and protecting the high-current electrical components in compatible 72V vehicles.
