Bose PM4250 - AC Current Draw and Thermal Dissipation Information; PM8500;PM8500 N, AC Current Draw and Thermal Dissipation; PM8250;PM8250 N, AC Current Draw and Thermal Dissipation

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AC Current Draw and Thermal Dissipation Information
PM8500 / PM8500N, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(All Channels Driven)
Total Audio
Output, W
120VAC 60Hz.
Typical Line
Current, A
230VAC 50Hz.
Typical Line
Current, A
Thermal Dissipation, Typical
Watts BTU/hr. kCal/hr.
Idle (Standby, Networked)
N/A 0 0.3 0.1 31 106 27
Idle (Awake)
N/A 0 1.3 0.7 176 601 151
1/8th Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
300 4.2 2.3 205 699 176
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
500 6.4 3.3 272 928 234
1/3rd Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
800 9.3 4.8 275 938 236
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
1,333 14.9 7.5 455 1,553 391
PM8250 / PM8250N, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(All Channels Driven)
Total Audio
Output, W
120VAC 60Hz.
Typical Line
Current, A
230VAC 50Hz.
Typical Line
Current, A
Thermal Dissipation, Typical
Watts BTU/hr. kCal/hr.
Idle (Standby, Networked)
N/A 0 0.3 0.1 31 106 27
Idle (Awake)
N/A 0 1.3 0.7 176 601 151
1/8th Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
250 3.9 2.1 201 686 173
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
250 3.9 2.0 214 730 184
1/3rd Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
667 8.0 4.2 281 959 242
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
667 8.1 4.1 308 1,051 265
PM4500 / PM4500N, AC Current Draw and Thermal Dissipation
Test Signal & Power Level
Load Configuration
(All Channels Driven)
Total Audio
Output, W
120VAC 60Hz. Typi-
cal Line Current, A
230VAC 50Hz.
Typical Line
Current, A
Thermal Dissipation, Typical
Watts BTU/hr. kCal/hr.
Idle (Standby, Networked)
N/A 0 0.3 0.1 31 106 27
Idle (Awake)
N/A 0 1.0 0.5 176 601 151
1/8th Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
150 2.6 1.6 130 444 112
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
250 3.4 1.8 162 553 139
1/3rd Rated Power
IEC65 Bandlimited Pink Noise,
6dB Crest Factor
8Ω/Ch Mono
16Ω/Ch V-Bridge
8Ω/Ch Quad
400 5.2 3.0 172 587 148
4Ω/Ch Mono
2Ω/Ch I-Share
8Ω/Ch V-Bridge
4Ω/Ch Quad
667 7.6 3.9 241 822 207