Provide rated current, operating voltage, number of poles (2P/3P/4P), switching class (PC or CB), customized controller requirements, order quantity, packaging specifications, and target destination port.
Category market report
Dual Power Supplies
Total suppliers
10K+
Total Chinese suppliers export
$11.1B+
Recommended
High-quality suppliers related to Dual Power Supplies.
Suppliers
Find more suppliers who may be worth contacting.
Top suppliers
Suppliers in this category.
- Transactions
355
2018-012020-102021-09Transaction trend for Wuxi Proface Co., Ltd.
- 2018-01: 2
- 2019-01: 62
- 2019-02: 38
- 2019-03: 55
- 2019-04: 57
- 2019-05: 45
- 2019-06: 81
- 2020-10: 2
- 2020-11: 1
- 2021-01: 1
- 2021-04: 1
- 2021-05: 3
- 2021-06: 1
- 2021-07: 4
- 2021-08: 7
- 2021-09: 3
- Amount
402,135.71
2018-012020-102021-09Amount trend for Wuxi Proface Co., Ltd.
- 2018-01: 400
- 2019-01: 4B
- 2019-02: 157.2K
- 2019-03: 222.8K
- 2019-04: 224K
- 2019-05: 197.3K
- 2019-06: 264.9K
- 2020-10: 801.07
- 2020-11: 472.95
- 2021-01: 1,114.72
- 2021-04: 1,757.63
- 2021-05: 6,604.31
- 2021-06: 3,977.6
- 2021-07: 1,194.54
- 2021-08: 13.8K
- 2021-09: 1,923.77
- Main export countries
- Indonesia (100%)
- Vietnam (0%)
- Transactions
17,042
2018-012022-052026-07Transaction trend for Xiamen Hongfa Electroacoustic Co. Lt.
- 2018-01: 129
- 2018-03: 115
- 2018-05: 112
- 2018-06: 85
- 2018-07: 66
- 2018-09: 69
- 2018-10: 76
- 2018-11: 72
- 2018-12: 63
- 2019-01: 90
- 2019-02: 57
- 2019-03: 77
- 2019-04: 77
- 2019-05: 79
- 2019-06: 73
- 2019-07: 76
- 2019-08: 132
- 2019-09: 76
- 2019-10: 95
- 2019-11: 87
- 2019-12: 118
- 2020-01: 113
- 2020-02: 63
- 2020-03: 92
- 2020-04: 129
- 2020-05: 119
- 2020-06: 122
- 2020-07: 50
- 2020-08: 125
- 2020-09: 151
- 2020-10: 105
- 2020-11: 165
- 2020-12: 156
- 2021-01: 184
- 2021-02: 96
- 2021-03: 198
- 2021-04: 328
- 2021-05: 220
- 2021-06: 208
- 2021-07: 177
- 2021-08: 174
- 2021-09: 189
- 2021-10: 163
- 2021-11: 144
- 2021-12: 223
- 2022-01: 212
- 2022-02: 185
- 2022-03: 207
- 2022-04: 179
- 2022-05: 136
- 2022-06: 197
- 2022-07: 213
- 2022-08: 183
- 2022-09: 153
- 2022-10: 162
- 2022-11: 156
- 2022-12: 139
- 2023-01: 132
- 2023-02: 135
- 2023-03: 171
- 2023-04: 268
- 2023-05: 257
- 2023-06: 208
- 2023-07: 188
- 2023-08: 109
- 2023-09: 245
- 2023-10: 161
- 2023-11: 173
- 2023-12: 206
- 2024-01: 175
- 2024-02: 189
- 2024-03: 175
- 2024-04: 224
- 2024-05: 244
- 2024-06: 218
- 2024-07: 280
- 2024-08: 443
- 2024-09: 223
- 2024-10: 180
- 2024-11: 274
- 2024-12: 227
- 2025-01: 229
- 2025-02: 207
- 2025-03: 365
- 2025-04: 294
- 2025-05: 270
- 2025-06: 195
- 2025-07: 305
- 2025-08: 262
- 2025-09: 356
- 2025-10: 285
- 2025-11: 292
- 2025-12: 310
- 2026-01: 229
- 2026-02: 250
- 2026-03: 34
- 2026-04: 34
- 2026-05: 40
- 2026-06: 43
- 2026-07: 30
- Amount
57,399.68
2018-012022-052026-07Amount trend for Xiamen Hongfa Electroacoustic Co. Lt.
- 2018-01: 9.4M
- 2018-03: 9.3M
- 2018-05: 7.1M
- 2018-06: 7M
- 2018-07: 4.9M
- 2018-09: 4.1M
- 2018-10: 6.6M
- 2018-11: 4.6M
- 2018-12: 6.7M
- 2019-01: 7.4M
- 2019-02: 4.7M
- 2019-03: 6.9M
- 2019-04: 6.2M
- 2019-05: 7M
- 2019-06: 6.4M
- 2019-07: 5.1M
- 2019-08: 6M
- 2019-09: 4.7M
- 2019-10: 4.3M
- 2019-11: 3.3M
- 2019-12: 4.2M
- 2020-01: 4.7M
- 2020-02: 3.8M
- 2020-03: 4.7M
- 2020-04: 6.6M
- 2020-05: 12.6M
- 2020-06: 9.1M
- 2020-07: 3.2M
- 2020-08: 3.8M
- 2020-09: 4M
- 2020-10: 2.9M
- 2020-11: 4.1M
- 2020-12: 3.1M
- 2021-01: 6M
- 2021-02: 4.5M
- 2021-03: 4.5M
- 2021-04: 7.2M
- 2021-05: 6.2M
- 2021-06: 9.2M
- 2021-07: 6.7M
- 2021-08: 4.5M
- 2021-09: 5.1M
- 2021-10: 5.1M
- 2021-11: 6.6M
- 2021-12: 4.2M
- 2022-01: 5.6M
- 2022-02: 8.2M
- 2022-03: 5.6M
- 2022-04: 11.2M
- 2022-05: 5.9M
- 2022-06: 10.9M
- 2022-07: 11.4M
- 2022-08: 6.8M
- 2022-09: 5.2M
- 2022-10: 11.5M
- 2022-11: 4M
- 2022-12: 5M
- 2023-01: 4.8M
- 2023-02: 5.8M
- 2023-03: 7.4M
- 2023-04: 4.8M
- 2023-05: 7.2M
- 2023-06: 5.3M
- 2023-07: 3.7M
- 2023-08: 3.2M
- 2023-09: 4.5M
- 2023-10: 2.9M
- 2023-11: 2.9M
- 2023-12: 4.4M
- 2024-01: 3.5M
- 2024-02: 3.4M
- 2024-03: 3.7M
- 2024-04: 5.9M
- 2024-05: 6.6M
- 2024-06: 4.4M
- 2024-07: 4.9M
- 2024-08: 4.3M
- 2024-09: 5.1M
- 2024-10: 3.4M
- 2024-11: 4M
- 2024-12: 4.8M
- 2025-01: 3.4M
- 2025-02: 4.9M
- 2025-03: 7.2M
- 2025-04: 6.8M
- 2025-05: 7.2M
- 2025-06: 4.3M
- 2025-07: 8.5M
- 2025-08: 7.6M
- 2025-09: 6.6M
- 2025-10: 5M
- 2025-11: 7M
- 2025-12: 4.1M
- 2026-01: 3.6M
- 2026-02: 5.7M
- 2026-03: 1.5M
- 2026-04: 1.3M
- 2026-05: 3.5M
- 2026-06: 3.1M
- 2026-07: 1.7M
- Main export countries
- India (13%)
- United States (67.4%)
- Philippines (0.5%)
- Russia (1.4%)
- Transactions
5,596
2018-012022-032026-08Transaction trend for Kostal Shanghai Management Co., Ltd.
- 2018-01: 24
- 2018-02: 24
- 2018-03: 38
- 2018-04: 48
- 2018-05: 27
- 2018-06: 21
- 2018-07: 30
- 2018-08: 33
- 2018-09: 23
- 2018-10: 20
- 2018-11: 36
- 2018-12: 27
- 2019-01: 25
- 2019-02: 24
- 2019-03: 21
- 2019-04: 26
- 2019-05: 25
- 2019-06: 23
- 2019-07: 29
- 2019-08: 26
- 2019-09: 32
- 2019-10: 28
- 2019-11: 27
- 2019-12: 37
- 2020-01: 37
- 2020-02: 45
- 2020-03: 54
- 2020-04: 41
- 2020-05: 23
- 2020-06: 19
- 2020-08: 37
- 2020-09: 36
- 2020-10: 55
- 2020-11: 41
- 2020-12: 53
- 2021-01: 34
- 2021-02: 36
- 2021-03: 25
- 2021-04: 76
- 2021-05: 106
- 2021-06: 41
- 2021-07: 59
- 2021-08: 30
- 2021-09: 61
- 2021-10: 49
- 2021-11: 35
- 2021-12: 41
- 2022-01: 35
- 2022-02: 51
- 2022-03: 84
- 2022-04: 37
- 2022-05: 32
- 2022-06: 53
- 2022-07: 69
- 2022-08: 52
- 2022-09: 33
- 2022-10: 75
- 2022-11: 39
- 2022-12: 33
- 2023-01: 26
- 2023-02: 43
- 2023-03: 59
- 2023-04: 53
- 2023-05: 75
- 2023-06: 51
- 2023-07: 40
- 2023-08: 36
- 2023-09: 38
- 2023-10: 45
- 2023-11: 51
- 2023-12: 57
- 2024-01: 69
- 2024-02: 81
- 2024-03: 71
- 2024-04: 62
- 2024-05: 80
- 2024-06: 68
- 2024-07: 92
- 2024-08: 59
- 2024-09: 74
- 2024-10: 64
- 2024-11: 102
- 2024-12: 64
- 2025-01: 106
- 2025-02: 80
- 2025-03: 94
- 2025-04: 100
- 2025-05: 51
- 2025-06: 71
- 2025-07: 198
- 2025-08: 211
- 2025-09: 186
- 2025-10: 193
- 2025-11: 88
- 2025-12: 54
- 2026-01: 54
- 2026-02: 51
- 2026-05: 61
- 2026-06: 62
- 2026-08: 28
- Amount
17,721.83
2018-012022-032026-08Amount trend for Kostal Shanghai Management Co., Ltd.
- 2018-01: 203.1K
- 2018-02: 278.8K
- 2018-03: 340.5K
- 2018-04: 476.1K
- 2018-05: 255.5K
- 2018-06: 274.5K
- 2018-07: 317K
- 2018-08: 270.8K
- 2018-09: 393.4K
- 2018-10: 369.2K
- 2018-11: 234.6K
- 2018-12: 310.6K
- 2019-01: 226.3K
- 2019-02: 248.8K
- 2019-03: 191.2K
- 2019-04: 258.9K
- 2019-05: 250.5K
- 2019-06: 171.5K
- 2019-07: 183K
- 2019-08: 194.3K
- 2019-09: 223.5K
- 2019-10: 337.5K
- 2019-11: 183.3K
- 2019-12: 161.2K
- 2020-01: 379.3K
- 2020-02: 629.1K
- 2020-03: 504.8K
- 2020-04: 553.6K
- 2020-05: 408.5K
- 2020-06: 123.8K
- 2020-08: 481.6K
- 2020-09: 370K
- 2020-10: 669K
- 2020-11: 488.2K
- 2020-12: 373K
- 2021-01: 436.7K
- 2021-02: 485.1K
- 2021-03: 402.4K
- 2021-04: 4.8M
- 2021-05: 6.8M
- 2021-06: 168.1K
- 2021-07: 478.9K
- 2021-08: 233.9K
- 2021-09: 619.5K
- 2021-10: 694.1K
- 2021-11: 560.5K
- 2021-12: 304.8K
- 2022-01: 358.3K
- 2022-02: 796.8K
- 2022-03: 21.7M
- 2022-04: 397.2K
- 2022-05: 609.1K
- 2022-06: 2.3M
- 2022-07: 5.3M
- 2022-08: 820.3K
- 2022-09: 569.5K
- 2022-10: 5M
- 2022-11: 687.3K
- 2022-12: 335.2K
- 2023-01: 214.3K
- 2023-02: 664K
- 2023-03: 796.4K
- 2023-04: 830.6K
- 2023-05: 1.1M
- 2023-06: 779.6K
- 2023-07: 530.7K
- 2023-08: 514.5K
- 2023-09: 646K
- 2023-10: 694.7K
- 2023-11: 2.2M
- 2023-12: 2.7M
- 2024-01: 4.8M
- 2024-02: 9.5M
- 2024-03: 5M
- 2024-04: 2.8M
- 2024-05: 26.8M
- 2024-06: 1.5M
- 2024-07: 3.5M
- 2024-08: 7.6M
- 2024-09: 3.9M
- 2024-10: 2M
- 2024-11: 2M
- 2024-12: 472.2K
- 2025-01: 1.2M
- 2025-02: 850K
- 2025-03: 1.2M
- 2025-04: 1.2M
- 2025-05: 680.5K
- 2025-06: 545.6K
- 2025-07: 3.3M
- 2025-08: 5.7M
- 2025-09: 2M
- 2025-10: 5.1M
- 2025-11: 4.2M
- 2025-12: 319.5K
- 2026-01: 635K
- 2026-02: 500.1K
- 2026-05: 347.1K
- 2026-06: 546.2K
- 2026-08: 269.6K
- Main export countries
- Mexico (20.2%)
- United States (2.7%)
- India (2.6%)
- Poland (60.6%)
Intelligence
China export momentum, destination markets, and regional demand.
China export trend
China export trend
- Date 2018-07: Value 1B USD
- Date 2018-08: Value 1B USD
- Date 2018-09: Value 1B USD
- Date 2018-10: Value 923M USD
- Date 2018-11: Value 1.1B USD
- Date 2018-12: Value 1.1B USD
- Date 2019-01: Value 1B USD
- Date 2019-02: Value 625M USD
- Date 2019-03: Value 928M USD
- Date 2019-04: Value 922M USD
- Date 2019-05: Value 974M USD
- Date 2019-06: Value 924M USD
- Date 2019-07: Value 821M USD
- Date 2019-08: Value 1B USD
- Date 2019-09: Value 963M USD
- Date 2019-10: Value 926M USD
- Date 2019-11: Value 949M USD
- Date 2019-12: Value 1.3B USD
- Date 2020-01: Value 0 USD
- Date 2020-02: Value 1.4B USD
- Date 2020-03: Value 900M USD
- Date 2020-04: Value 960M USD
- Date 2020-05: Value 1.1B USD
- Date 2020-06: Value 0 USD
- Date 2020-07: Value 0 USD
- Date 2020-08: Value 0 USD
- Date 2020-09: Value 1.1B USD
- Date 2020-10: Value 1B USD
- Date 2020-11: Value 1.1B USD
- Date 2020-12: Value 1.2B USD
- Date 2021-01: Value 264M USD
- Date 2021-02: Value 193M USD
- Date 2021-03: Value 224M USD
- Date 2021-04: Value 252M USD
- Date 2021-05: Value 261M USD
- Date 2021-06: Value 266M USD
- Date 2021-07: Value 271M USD
- Date 2021-08: Value 273M USD
- Date 2021-09: Value 265M USD
- Date 2021-10: Value 256M USD
- Date 2021-11: Value 286M USD
- Date 2021-12: Value 292M USD
- Date 2022-01: Value 313M USD
- Date 2022-02: Value 185M USD
- Date 2022-03: Value 244M USD
- Date 2022-04: Value 261M USD
- Date 2022-05: Value 283M USD
- Date 2022-06: Value 299M USD
- Date 2022-07: Value 308M USD
- Date 2022-08: Value 290M USD
- Date 2022-09: Value 268M USD
- Date 2022-10: Value 247M USD
- Date 2022-11: Value 265M USD
- Date 2022-12: Value 255M USD
- Date 2023-01: Value 251M USD
- Date 2023-02: Value 169M USD
- Date 2023-03: Value 279M USD
- Date 2023-04: Value 259M USD
- Date 2023-05: Value 241M USD
- Date 2023-06: Value 238M USD
- Date 2023-07: Value 238M USD
- Date 2023-08: Value 241M USD
- Date 2023-09: Value 236M USD
- Date 2023-10: Value 218M USD
- Date 2023-11: Value 248M USD
- Date 2023-12: Value 248M USD
- Date 2024-01: Value 371M USD
- Date 2024-02: Value 249M USD
- Date 2024-03: Value 292M USD
- Date 2024-04: Value 332M USD
- Date 2024-05: Value 309M USD
- Date 2024-06: Value 348M USD
- Date 2024-07: Value 347M USD
- Date 2024-08: Value 355M USD
- Date 2024-09: Value 323M USD
- Date 2024-10: Value 324M USD
- Date 2024-11: Value 352M USD
- Date 2024-12: Value 374M USD
- Date 2025-01: Value 411M USD
- Date 2025-02: Value 214M USD
- Date 2025-03: Value 356M USD
- Date 2025-04: Value 375M USD
- Date 2025-05: Value 372M USD
- Date 2025-06: Value 376M USD
- Date 2025-07: Value 375M USD
- Date 2025-08: Value 381M USD
- Date 2025-09: Value 369M USD
- Date 2025-10: Value 269M USD
- Date 2025-11: Value 373M USD
- Date 2025-12: Value 383M USD
- Date 2026-01: Value 420M USD
- Date 2026-02: Value 338M USD
- Date 2026-03: Value 318M USD
- Date 2026-04: Value 395M USD
- Date 2026-05: Value 432M USD
- Date 2026-06: Value 461M USD
- Date 2026-07: Value 444M USD
Top destinations
- United States5.8B
- Japan4.6B
- Germany4.3B
- Hong Kong, China3.3B
- China3B
- Vietnam1.5B
- Mexico1.5B
- India1.3B
- South Korea1.3B
- United Kingdom1B
Top destinations
- United States: 5,778,000,000 USD
- Japan: 4,601,000,000 USD
- Germany: 4,252,000,000 USD
- Hong Kong, China: 3,252,000,000 USD
- China: 3,000,000,000 USD
- Vietnam: 1,527,000,000 USD
- Mexico: 1,463,000,000 USD
- India: 1,313,000,000 USD
- South Korea: 1,267,000,000 USD
- United Kingdom: 1,030,000,000 USD
Key findings
Largest import market
5.78B USD
United States · last 8 years
Fastest demand growth
19,652.74
Cayman Islands · last 8 years
Highest unit price
$2,382.67 /kg
Niue (added to the list in 2023) · +1,792,965.24% vs avg
Turn this market into qualified conversations.
Your agent contacts, compares, and screens the suppliers that fit.
Insights
Product insights to guide your sourcing.
Product Trends
Compact DIN-rail dual power automatic transfer switches (ATS) with integrated digital controllers are experiencing steady demand. Dual-power models switching between solar PV, generators, and utility grids are gaining strong traction in renewable energy systems.
Industrial Cluster Analysis
Yueqing in Wenzhou, Zhejiang is China's core cluster for low-voltage power distribution. Local factories offer complete component supply chains, supporting high-volume standardized production and rapid OEM customization for switches from 16A to 3200A.
Quality Expectations
Buyers expect reliable interlocking to prevent simultaneous connections. High-quality switches must deliver transfer times under 50ms for CB-class, withstand over 10,000 mechanical cycles, and use silver-alloy contacts for high electrical durability.
What You Need to Know
Request a sample to test switching time and interlocking mechanism reliability. Ask for type test reports (IEC 60947-6-1 or CE compliance) and factory videos of automated switching aging tests under load.
Standard switches have an MOQ of 10 to 50 pieces, while customized OEM orders require 200 to 500 pieces. Production takes 10 to 20 days; international shipping times must be budgeted separately.
Budget for custom brand silkscreening, customized color boxes, international certification fees (like CE/CB if not standard), mounting accessories, and local export processing or domestic shipping costs.
