Safety Current Limited Automatic Circuit Breaker up and Down Voltage Protector
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Product Highlights
- Over and Under Voltage Protection: Automatically cuts off power when voltage exceeds 240-300V or drops below 140-200V.
- Adjustable Current and Time Settings: Current adjustable 1-63A; Over/Under voltage and delay time fully customizable.
- High Durability and Long Life: Electrical life exceeds 100,000 cycles; Mechanical durability up to 1,000,000 cycles.
- Automatic Recovery Function: Automatically reconnects after voltage stabilizes without manual intervention.
- CE Certified Safety: Complies with CE standards for reliable performance and user safety.
- OEM and ODM Services Available: Professional design team offers custom specifications and appearances for clients.
- Fast Delivery Time: Standard delivery within 10-25 days depending on order quantity.
- DIN Rail Installation: Compact design fits standard 35mm DIN rail for easy mounting.
Product Attributes
- Customization
- Available
- Breaking Capacity
- Low Voltage Circuit Breakers
- Operation
- Electric Type
- Model NO.
- STEC-63
- Speed
- High-Speed Circuit Breaker
- Arc-extinguishing Medium
- Air
- Installation
- Fixed
- Structure
- MCB
- Poles Number
- 2
- Type
- Circuit Breaker
- Function
- OVP(Overvoltage Protection)
- Certification
- CE
- Price
- Factory Price
- Delivery Time
- Within 25days
- Warranty Time
- 12months
- Pole
- 2p,4p
- Transport Package
- Exporting Carton
- Specification
- 16, 25, 32, 40, 63A
- Trademark
- SONTUOEC, WZSTEC, STUOEC
- Origin
- Wenzhou, China
- HS Code
- 8536200000
- Production Capacity
- 5000pieces/Day
- Package Size
- 46.00cm * 24.00cm * 33.00cm
- Package Gross Weight
- 0.010kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
40A 63A 230V Din rail Safety Current Limited Automatic Circuit Breaker, Electronic Circuit Breakers, Overload voltage and Under voltage protector MCB
Product Description
|
Product model
|
STEC-63 |
|
Power supply
|
220/230VAC 50/60Hz
|
|
Max.Loading power
|
1~40A Adjustable(default:40A)
1~63A Adjustable(default:63A) |
|
Over-voltage protection value range
|
240V~300V Adjustable(default:270V)
|
|
Under-voltage protection value range
|
140V~200V Adjustable(default:170V)
|
|
Power-on delay time
|
1s~300s Adjustable(default:30s)
|
|
Power consumption
|
<2W
|
|
Electric life
|
100,000 times
|
|
Electric life
|
100,000 times
|
|
Installation
|
35mm DIN rail
|


Product Specifications:
Pole: 1P+N
Rated operating current :1A-63A adjustable (default 63A)
Undervoltage action cut-off value:210V-145V(default 170V)
Overvoltage action cut off value:230V-300V (default 270V)
Limit current Protection:Depends on Rated current
Power delay after power off :30s (0-180S)
Own power consumption:less 2W
Trip time: 1-30s(Default:0.55s)
Recovery time: 1-500s(Default:5s)
Electrical machinery life:More than 100,000 times
Dimensions:81*35*60mm
Working temperature range:-5 ~ 45C
Relative humidity:45 ~ 90% RH 40C
Altitude:Less than 2000m
Degree of protection:IP 20
Installation: 35mm DIN Rail
Mechanical durability:1000000 cycles
Dielectric strength:>2kVAC 1min
Weight:200g
Dimensions (H x W x D):80X43X54mm Mounting:35mm DIN rail
Function:
1. Over-voltage protection; Under-voltage protection;
2. Overload current protection;
3.Automatic reconnect;
4.Display of the voltage and current.
5.Adjustable voltage and time.

1.You have sales target finished amount requirement to the distributor?
Q:We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion.According to different requirements of different countries, new and old customers are welcome to consult!
2.Can I delivery the goods from other supplier to your factory? Then load together?
Q:Of course, we are happy to help customers get products quickly.
3.Can I only buy some spare parts from you?
Q:Of course, we can sell everything from spare parts to finished products.
4.Will you will attend the fair to show your products?
Q:Yes, we participate in several international exhibitions every year, such as the Canton Fair, the Middle East Dubai Electricity Show, the Asian Electricity Show, etc. A series of different exhibitions, and we look forward to seeing each other at the exhibition!
5.How long it takes you to provide the designing options for us?
Q:We have a professional design team. Our models and spare parts are self-developedand produced. We can provide you with ODM services. The general time limit is 45-50 days.
6.How many years have your company made this kind of equipment?
Q:Our company has a history of more than 20 years. We have been specializing in the production of a series of electrical products such as surge protectors, fuses, circuit breakers, etc.
7.Which certificate do you have for your equipment?
Q:We have established a complete quality management, supply chain and after-sales service system. Continuously introduce 6S international advanced concepts in management, and have successively passed ISO9001, CE certification...
8.How can I to be your agent in my country?
Q:We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion. According to different requirements of different countries, new and old customers are welcome to consult!
9.Do you have detailed and professional installation manual?
Q:Of course, you can find the installation manual of any product on our website, and there will be an installation manual in our product box.
10.If OEM is acceptable?
Q:We can provide OEM and ODM services. We have many different specifications and appearances for customers to choose.
11.Do you provide sample? Free or charge?
Q:We can provide free samples to customers, but only one piece, but customers need to bear the freight.
12.What is your MOQ?
Q:2000pcs each items
13.Are you a trading company or a manufacturer?
Q:We are a manufacturer, Our company has a history of 12 years. We have been specializing in the production of a series of electrical products such as surge protectors, fuses, circuit breakers, etc.
14.How many production lines in your factory?
Q:The company independently developed a number of advanced production and processing automatic assembly lines, plastic injection assembly lines, hardware stamping assembly lines, and multiple assembly lines; the automated assembly lines will automatically fill glue, automatic solder, automatic laminating, pad printing, laser marking, and automatic inspection. Automatic equipment such as uploading data, automatic sealing and packaging is integrated. It runs through every link of our production, carefully controls every production process, strictly implements every standard specification, and achieves every product Quality controllable and trace
15.How long is your delivery time?
Q:Our delivery time is determined according to the purchase quantity. Generally, it is about 10-25 days
16.Can you can design the equipment according to our size?
Q:Of course, we can customize any product according to customer requirements, and we can all provide design solutions and solutions.
17.Can your product be installed in cold or hot weather?
Q:The working environment temperature of our surge protector is -40ºC~80ºC, as long as the installation environment you are in does not exceed this range, they can all work normally.
18.Where is your factory located?
Q: LIUSHI,YUEQING,WENZHOU,CHINA
About the Supplier
Company Profile
WENZHOU SANTUO ELECTRICAL Co., Ltd. is one of manufactories that specialize in manufacturing Circuit Breaker; AC CONTACTOR, Thermall Relay and Isolator Switch, Change over switch; Power Distribution Case, Push Button Switch; Voltage Regulator/Protector...More than 20years and is located in Liushi, Wenzhou, China that called " the Capital of Low Voltage Electronic Products", enjoying convenient transportation access and a beautiful environment. Our teams have more than 20years' experience; We have passed ISO9001 approval, The products have passed CE, CB(IEC), SAA certificates and strictly comply with IEC standards. The company has advanced detection instruments and strong technical force with strong research and development capability, product constantly updated. The products export Europe, Asia, Southern Amercia, Middle East, Western Africa market.
If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.
On the base of guarrantee the quality, we will try our best to design new model with ourselves patents for the coming years.
About Our Factory & Business Background
- Address
- No. 3999 Liujiang Road, Liushi Yueqing, Wenzhou, China.
- Terms of Payment
- LC, T/T, D/P, PayPal
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF
- Average Lead Time
-
Peak Season Lead Time: 1-3 months
Off Season Lead Time: within 15 workdays - Nearest Port
- NINGBO
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2016-01-08
- Main Markets
- South America, Eastern Europe, Southeast Asia, Africa, Mid East, Eastern Asia, Western Europe
FAQ
- Do you have sales target finished amount requirement to the distributor?
- We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion. According to different requirements of different countries, new and old customers are welcome to consult!
- Can I delivery the goods from other supplier to your factory? Then load together?
- Of course, we are happy to help customers get products quickly.
- Can I only buy some spare parts from you?
- Of course, we can sell everything from spare parts to finished products.
- Will you will attend the fair to show your products?
- Yes, we participate in several international exhibitions every year, such as the Canton Fair, the Middle East Dubai Electricity Show, the Asian Electricity Show, etc. A series of different exhibitions, and we look forward to seeing each other at the exhibition!
- How long it takes you to provide the designing options for us?
- We have a professional design team. Our models and spare parts are self-developedand produced. We can provide you with ODM services. The general time limit is 45-50 days.
- How many years have your company made this kind of equipment?
- Our company has a history of more than 20 years. We have been specializing in the production of a series of electrical products such as surge protectors, fuses, circuit breakers, etc.
- Which certificate do you have for your equipment?
- We have established a complete quality management, supply chain and after-sales service system. Continuously introduce 6S international advanced concepts in management, and have successively passed ISO9001, CE certification...
- How can I to be your agent in my country?
- We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion. According to different requirements of different countries, new and old customers are welcome to consult!
- Do you have detailed and professional installation manual?
- Of course, you can find the installation manual of any product on our website, and there will be an installation manual in our product box.
- If OEM is acceptable?
- We can provide OEM and ODM services. We have many different specifications and appearances for customers to choose.
- Do you provide sample? Free or charge?
- We can provide free samples to customers, but only one piece, but customers need to bear the freight.
- What is your MOQ?
- 2000pcs each items
- Are you a trading company or a manufacturer?
- We are a manufacturer, Our company has a history of 12 years. We have been specializing in the production of a series of electrical products such as surge protectors, fuses, circuit breakers, etc.
- How many production lines in your factory?
- The company independently developed a number of advanced production and processing automatic assembly lines, plastic injection assembly lines, hardware stamping assembly lines, and multiple assembly lines; the automated assembly lines will automatically fill glue, automatic solder, automatic laminating, pad printing, laser marking, and automatic inspection. Automatic equipment such as uploading data, automatic sealing and packaging is integrated. It runs through every link of our production, car
- How long is your delivery time?
- Our delivery time is determined according to the purchase quantity. Generally, it is about 10-25 days
Send your message to this supplier
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Product Groups
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