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Zhejiang Tongzheng Electric Co., Ltd.
Custom manufacturer
10yrs
Zhejiang, China
Main categories: Circuit Breaker, Fuse, Automatic Transfer Switching, Voltage Meter, Surge Protective Device
#4 leading factory for Industrial Controls
Top picks

Product categories

4P DC MCB 1000V Direct Current Mini Circuit Breaker 3A 6A 10A 16A 20A 25A 32A 40A 50A 63A for Solar PV System
$6-6.30
Min. order 1 piece
1 recent viewed
18mm Tuya Single Phase 60A Din Rail WIFI Smart Energy Meter Timer Power Consumption Monitor kWh Meter Wattmeter 110V 220V
$29.80-33
Min. order 1 piece
2P DC 1000V Solar Mini Circuit Breaker 3A 6A 10A 16A 20A 25A 32A 40A 50A 63A DC MCB for PV System
$2.40-2.55
Min. order 1 piece
10615 sold
4IN1 Din Rail AC Monitor 110V 220V 100A Voltage Current KWH Electric Energy Meter VOLT AMP Voltmeter Ammeter Wattmeter
$8.10-8.60
Min. order 1 piece
Featured products
TOMZN Zigbee 63A 1P+N WIFI Smart Switch Energy Meter Kwh Metering Monitoring Circuit Breaker Timer Relay MCB TUYA Smartlife
$10-13.61
Min. Order: 5 pieces
222 sold
TOMZN Single Phase Din Rail ATS Dual Power Automatic Transfer Electrical Selector Switches Uninterrupted 2P 63A 100A 125A
$14.20-14.95
Min. Order: 5 pieces
33 recent viewed
New Type Din Rail 2 Wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 12V 24V 48V 16A
$3.35-3.50
Min. Order: 1 piece
227 sold
Tuya Single Phase 65A Din Rail WIFI Smart Energy Meter Timer Power Consumption Monitor kWh Meter Wattmeter SMARTLIFE
$20.40-22.50
Min. Order: 1 piece
101 sold
Three Phase Adjustable Over and Under Voltage Protector with Over Current Protection Automatic Recovery Protective Device 63A
$14.56-15.93
Min. Order: 5 pieces
490 sold
TOMZN 63A 80A 110V 230V Din Rail Adjustable Over Under Voltage Protective Device Protector Current Limit protection with Kwh
$10.62-12.20
Min. Order: 5 pieces
1165 sold
TOMZN Din Rail Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 12V 24V 48V 16A
$4.15-4.50
Min. Order: 1 piece
37 sold
TOMZN TOB9e-63M Ewelink 110V 220V WIFI Smart Energy Meter Kwh Metering Monitoring Circuit Breaker Timer Relay Smart Home 63A
$9.31
Min. Order: 5 pieces
911 sold
Tuya Smart Home WIFI Illuminance Brightness Light Sensor TOMZN Powered by USB Automation Sense Linkage Control
$11.10-12.42
Min. Order: 1 piece
18 recent viewed
TOMZN SPD DC 1000V 800V 600V 500V 20KA~40KA House Surge Protector Protective Low-voltage Arrester Device
$3.59-3.99
Min. Order: 1 piece
353 sold
TOMZN 63A 110V 230V WIFI Smart Switch Smartlife Kwh Metering Circuit Breaker Timer with Voltage Current and Leakage protection
$8.87-11.75
Min. Order: 5 pieces
469 sold
63A TUYA WiFi MCB Smart Circuit Breaker Over Current Under Voltage Protection Power Metering Wireless Remote Control Switch
$8.88
Min. Order: 5 pieces
40 sold
Din Rail WIFI Circuit Breaker Smart Switch Remote Control by Ewelink with Over and Under Voltage Current protection LCD Display
$19-21
Min. Order: 1 piece
5 sold
TOMZN 63A 110V 230V WIFI Smart Switch Smartlife Kwh Metering Circuit Breaker Timer with Voltage Current and Leakage protection
$8.87-11.75
Min. Order: 5 pieces
240 sold
TOMZN 2P DC MCB 1000V Solar Mini Circuit Breaker 3A 6A 10A 16A 20A 25A 32A 40A 50A 63A DC MCB for PV System
$2.55
Min. Order: 5 pieces
25619 sold
TOMZN 63A 230V Din Rail Adjustable Over Under Voltage Protective Device Protector Relay with Current protection Energy Merter
$5.39-5.99
Min. Order: 1 piece
109 sold