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Technical Information
pro.Bose.com
AC current draw and thermal dissipation information
Amplifier rated channel power is 120 W.
IZA 2120-LZ, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(Both IZA channels driven)
Total Audio
Output, W
120 VAC 60 Hz
Line Current, A
230 VAC 50 Hz
Line Current, A
Thermal Dissipation, Max
Watts BTU/hr kCal/hr
Power On, Idling
0 0.16 0.13 30 102 26
1/8th Rated Power
IEC65 Bandlimited Pink Noise
8Ω / Ch 15 0.19 0.15 34 116 29
6 dB Crest Factor
DS 16 EQ Enabled
4Ω / Ch 30 0.50 0.28 64 218 55
1/3rd Rated Power
IEC65 Bandlimited Pink Noise
8Ω / Ch 40 0.25 0.17 39 133 34
6 dB Crest Factor
DS 16 EQ Enabled
4 Ω / Ch 80 1.00 0.539 136 464 117
IZA 2120-HZ, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(Both IZA channels driven)
Total Audio
Output, W
120 VAC 60 Hz
Line Current, A
230 VAC 50 Hz
Line Current, A
Thermal Dissipation, Max
Watts BTU/hr. kCal/hr.
Power On, Idling
0 0.27 0.17 40 136 34
1/8th Rated Power
IEC65 Bandlimited Pink Noise
70V / Ch 30 0.55 0.30 69 235 59
6 dB Crest Factor
DS 16 EQ Enabled
100V / Ch 30 0.61 0.33 76 259 65
1/3rd Rated Power
IEC65 Bandlimited Pink Noise
70V / Ch 80 1.15 0.60 138 471 119
6 dB Crest Factor
DS 16 EQ Enabled
100V / Ch 80 1.15 0.64 147 502 127
ZA 2120-LZ, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(Both IZA channels driven)
Total Audio
Output, W
120 VAC 60 Hz
Line Current, A
230 VAC 50 Hz
Line Current, A
Thermal Dissipation, Max
Watts BTU/hr. kCal/hr.
Power On, Idling
0 0.13 0.12 28 96 24
1/8th Rated Power
IEC65 Bandlimited Pink Noise
8Ω / Ch 15 0.18 0.14 32 109 28
6 dB Crest Factor
DS 16 EQ Enabled
4Ω / Ch 30 0.50 0.27 62 212 53
1/3rd Rated Power
IEC65 Bandlimited Pink Noise
8Ω / Ch 40 0.24 0.17 39 133 34
6 dB Crest Factor
DS 16 EQ Enabled
4Ω / Ch 80 1.00 0.55 127 433 109
ZA 2120-HZ, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(Both IZA channels driven)
Total Audio
Output, W
120 VAC 60 Hz
Line Current, A
230 VAC 50 Hz
Line Current, A
Thermal Dissipation, Max
Watts BTU/hr. kCal/hr.
Power On, Idling
0 0.20 0.15 34 116 29
1/8th Rated Power
IEC65 Bandlimited Pink Noise
70 V/ Ch 30 0.57 0.31 71 242 61
6 dB Crest Factor
DS 16 EQ Enabled
100V / Ch 30 0.66 0.35 81 276 71
1/3rd Rated Power
IEC65 Bandlimited Pink Noise
70V / Ch 80 1.13 0.58 133 454 114
6 dB Crest Factor
DS 16 EQ Enabled
100V / Ch 80 1.25 0.65 150 512 129
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