Back in Stock Soon! After being unavailable for over a year, the MZJ-400D 48V 400 Amp Heavy Duty Solenoid is finally returning. Inventory is expected to arrive 7–10 days from July 31. Secure yours today, orders placed now will ship as soon as our restock arrives.
The MZJ-400D is a premium heavy-duty 48V contactor designed for high-performance golf carts. Whether you're upgrading to a Navitas or ALLTRAX drive system or simply replacing a worn factory solenoid, this 400 amp contactor is built to handle increased power, improved torque, and higher current loads with confidence.
Compatible with lead-acid, AGM, and lithium battery systems, this heavy-duty contactor is an excellent upgrade for both stock and modified golf carts.
Features:
- Expected to ship 7–10 days after July 31 due to incoming restock
- Heavy-duty 400 amp continuous-duty contactor
- Designed for 48V golf cart electrical systems
- Ideal for upgraded high-performance golf carts
- Perfect companion for Navitas and ALLTRAX conversion kits
- Compatible with Lead-Acid, AGM, and Lithium battery systems
- Built for increased reliability over standard OEM solenoids
- Excellent for higher speed and higher torque applications
- Direct replacement for many 48V golf cart applications
- Durable construction for long service life
Specifications:
- Model: MZJ-400D
- Type: Heavy Duty Solenoid / Contactor
- Voltage: 48V
- Current Rating: 400 Amps
- Dimensions: 4.17" × 4.17" × 2.20"
- Mounting Hole Distance: 2.48"
- Weight: 2.43 lbs
Compatible With:
- Navitas motor and controller upgrade kits
- ALLTRAX controller systems
- Most 48V golf carts using a 400 amp contactor
- Lead-Acid battery systems
- AGM battery systems
- Lithium battery systems
Important Shipping Information:
This product is currently available for pre-order. Our shipment is expected to arrive within 7–10 days from July 31. Orders will be fulfilled in the order they are received, making pre-ordering the best way to reserve one before inventory sells out again.