IBM System x3300 M4 Product Manual page 35

The x3300 M4 server has the following electrical specifications:
Models with 460 W power supplies:
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100 to 127 nominal V ac; 50-60 Hz; 11-6.4 A
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200 to 240 nominal V ac; 50-60 Hz; 11-3.2 A
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Input kilovolt-amperes (kVA) (approximately): Minimum configuration: 0.12 kVA, Maximum: 0.64
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kVA
Models with 550 W power supplies:
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100 to 127 nominal V ac; 50-60 Hz; 11-6.5 A
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200 to 240 nominal V ac; 50-60 Hz; 11-3.3 A
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Input kilovolt-amperes (kVA) (approximately): Minimum configuration: 0.12 kVA, Maximum: 0.66

kVA
Models with 750 W power supplies:
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100 to 127 nominal V ac; 50-60 Hz; 11-8.9 A
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200 to 240 nominal V ac; 50-60 Hz; 11-4.5 A
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Input kilovolt-amperes (kVA) (approximately): Minimum configuration: 0.14 kVA, Maximum: 0.90

kVA
The x3300 M4 server has the following heat and noise output:
BTU output: ship configuration - 406.03 Btu/hr (119 watts)
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BTU output: full configuration - 2900.2 Btu/hr (850 watts)
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Acoustical noise emission levels: 5.5 bels (idling), 6.0 bels (operating)
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IBM System x3300 M4 35