Features include:

• Alltrax NPX 4834 Series Controller
• Club Car '95 & older with 0-5K throttle, 2-wire
• Club Car '93 & newer, 5K-0 throttle, 3-wire
• E-Z-Go '94 & older with 0-5K throttle
  
• 300 Amps
• 24-48 Voltage Range

Manufacturer's website Alltrax Inc

• Integrated anodized heat-sink with multi bolt pattern for flexibility
  
• Fully encapsulated epoxy fill - environmentally rugged design
  
• Available in 300 & 400 amp versions
  
• Advanced MOSFET power transistor design for excellent efficiency
  and power transfer
  
• 1/2 Speed reverse option and "Plug Brake" options available
• Type:  DC "SERIES WOUND" motor controller
• Under-voltage cutback: adjustable
  • 16-30 VDC, preset to 12 volts under your battery pack voltage
• Over-voltage shutdown: adjustable
  
  • 30-60 VDC (48V models) (60VDC MAX)
    
• Operating Frequency: 18kHz
  
• Control voltage range; Key, Throttle and Reverse inputs:
  
• Reverse Horn Output: 50mA sink max
  
• Standby Current (Powered Up): < 35mA
  
• Throttle Input:
  
• Resistive 0-5K ohm (+/-10%)
  
• 5K-0 3 wire Club Car (+/-10%)
  
• Operating Temperature: -25C to 75C, 95C shutdown
• Ratings

The NPX xxx4 replaces a Curtis 1204 & 1206 short heat sink at 6.5" in length (165.1mm) Drawing.pdf