Amplifier Voltage Guide: Understanding 120VAC, 240VAC, and Dual-Voltage Models

Table of Contents

Brand: Overview: Power Supply Summary by Series Important Information

Brand:

Crown

Overview:

This article summarizes the power supply ratings across Crown amplifier models. Most modern Crown amplifiers use universal or automatic-switching power supplies that support multi-voltage operation, with some having a region-specific voltage.

Power Supply Summary by Series

Amplifier Series	Power Supply Rating	Type
DSi 2.0 Series (LA4-D, LA4, MA4-D, MA4, SA4-D, SA4)	100–220 VAC, 50 Hz, 60 Hz	Automatic
CDi Series (CDi 1000, 2000, 4000, 6000)	100–240 VAC, 50 Hz, 60 Hz	Automatic
CDi DriveCore Series - Analog & BLU Link (CDi 2\|300, 2\|600, 2\|1200, 4\|300, 4\|600, 4\|1200 including BL models)	100–240 VAC, 50 Hz, 60 Hz	Automatic
Crown MA Series (135MA, 160MA)	100–240 VAC, 50 Hz, 60 Hz	Automatic
CSA & CSMA Series (CSA 1300Z–2300Z, CSMA 240/280/2120)	100–240 VAC, 50 Hz, 60 Hz	Automatic
CT & CTD Series (CT 475,4150, 875, 8150, CTD-2125, 4125, 8125)	100–240 VAC, 50 Hz, 60 Hz	Automatic
DCi DriveCore Series - Analog, Dante & Network (DCi 2\|300, 2\|600, 2\|1250, 4\|300, 4\|600, 4\|1250, 8\|300, 8\|600 incl. DA & N models)	100–240 VAC, 50 Hz, 60 Hz	Automatic
I-Tech & VRack Series (I-tech 4x3500HD, 5000HD, 9000HD, 12000HD, VRack 12000HD, 4x3500HD)	100–240 VAC, 50 Hz, 60 Hz	Automatic
VMA Series (VMA160, 1120, 1240, 260, 2120)	100V, 120V, 220V, and 220–240V, 50 Hz, 60 Hz	Region Specific
XLC Series (XLC 2500, 2800, 21300)	100V, 120V, 220V, and 220–240V, 50 Hz, 60 Hz	Region Specific
XLi Series (XLi 800, 1500, 2500, 3500)	120–240 VAC, 50 Hz, 60 Hz	Automatic
XLS DriveCore Series (XLS 1002, 1502, 2002, 2502)	100–240 VAC, 50 Hz, 60 Hz	Automatic
XTi Series (XTi 1002, 2002, 4002, 6002)	100–240 VAC, 50 Hz, 60 Hz	Automatic

Important Information

Power supply specifications may vary by model, revision, and region. Always refer to the official Crown documentation for the exact amplifier model before connecting it to mains power.