- Home Page /
- Industrial Supplies /
- Industrial Electrical /
- Controls & Indicators /
- Relays /
- Finder 40.31.9.012.0300 SPST-NO 10A, 12V DC C...
0 ratings
Item #:
39308805
Finder 40.31.9.012.0300 SPST-NO 10A, 12V DC Coil, AgNi Contact, Miniature PCBPlug-in Relay
Item #:
39308805
XCD 55
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Thursday, September 03
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Compact Design
This miniature relay seamlessly fits into tight spaces on PCBs, making it ideal for compact electronic projects and applications.
Reliable Performance
Designed with AgNi contacts, this relay ensures optimal conductivity and minimal wear, providing long-lasting reliability for various switching tasks.
Versatile Voltage
With a 12V DC coil, it accommodates a wide range of applications, from automotive to home automation, enhancing flexibility for circuit designs.
Product Details
| Contact Material | Silver Nickel |
| Contact Type | Spst |
| Current Rating | 10 Amps |
| Mounting Type | Plug In Mount |
| Brand | Finder |
Who Should Buy?
-
DIY Electronics Hobbyists
Ideal for individuals building custom electronic circuits, offering reliable switching capabilities with compact design.
-
Low-Power Automation
Suitable for controlling low-power devices in automation systems with minimal energy consumption and efficient operation.
-
PCB Designers
Excellent choice for PCB engineers looking for a compact relay for integration into various applications.
-
High-Power Applications
Not suitable for applications requiring high current or voltage beyond the specified 10A and 12V DC limits.
Product Description
Finder 40.31.9.012.0300 SPST-NO 10A, 12V DC Coil, AgNi Contact, Miniature PCBPlug-in Relay
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Finder 40.31.9.012.0300 relay used for?
Answer: The Finder 40.31.9.012.0300 relay is specifically designed for controlling electrical circuits in various applications. It functions as a switching device that can operate on a 12V DC input, making it ideal for automation systems, industrial machinery, or home automation projects. The miniature size allows it to fit into tight spaces on a PCB, making it versatile for different electronic projects. -
Question:
What are the electrical specifications of the Finder 40.31.9.012.0300 relay?
Answer: This relay features a Single Pole Single Throw (SPST-NO) configuration, with a contact rating of 10A, suitable for switching up to 120W of load at 12V DC. Its AgNi contact material ensures good conductivity and durability, enhancing the lifespan of the relay in applications where it’s frequently cycled. Knowing these specifications is crucial for engineers and hobbyists to ensure compatibility with their project requirements. -
Question:
How to integrate the Finder 40.31.9.012.0300 relay in a circuit?
Answer: Integrating the Finder 40.31.9.012.0300 relay into a circuit involves connecting the coil terminals to a 12V DC power source and wiring the device to switch the desired load. It’s important to ensure correct polarity when connecting the coil. Using this relay allows the user to control large currents with a low-level control signal, commonly found in PLCs or microcontrollers, enabling automation in various applications. -
Question:
What is the difference between SPST and other relay types?
Answer: SPST (Single Pole Single Throw) relays like the Finder 40.31.9.012.0300 have one set of contacts for making or breaking a single circuit. This contrasts with SPDT (Single Pole Double Throw) relays, which can switch between two circuits. Choosing SPST relays simplifies design when only on/off control is needed, making them a popular choice for basic applications in household appliances or simple automation systems. -
Question:
Can the Finder 40.31.9.012.0300 relay be used for AC applications?
Answer: The Finder 40.31.9.012.0300 relay is primarily rated for DC applications at 12V. While using it in AC applications is theoretically possible at lower voltages, it’s not recommended due to contact material limitations and potential overheating. For applications involving AC loads, it’s advisable to look for specifically rated relays designed to handle AC voltages and currents effectively. -
Question:
What is the lifespan of the Finder 40.31.9.012.0300 relay?
Answer: The lifespan of the Finder 40.31.9.012.0300 relay depends on operating conditions such as load, switching frequency, and environmental factors. Under normal operating conditions with moderate switching, these relays can effectively work for thousands of cycles before the contact begins to wear. This longevity makes them suitable for applications that require reliable operation over extended periods. -
Question:
Is the Finder 40.31.9.012.0300 relay suitable for industrial use?
Answer: Yes, the Finder 40.31.9.012.0300 relay is sufficiently robust for industrial use. Its design and specifications allow for reliable operation in control processes, machinery automation, and more. Typical applications include controlling motors, lights, and other electrical equipment in factories or workshops where efficient power management is crucial. -
Question:
How does temperature affect the performance of the Finder 40.31.9.012.0300 relay?
Answer: Temperature can significantly influence the performance of the Finder 40.31.9.012.0300 relay. Operating outside of specified temperature ranges can affect contact conductivity, resulting in quicker wear or potential failure. It's ideal for users to utilize this relay within its defined temperature limits, typically specified in the manufacturer's details, ensuring optimal performance and longevity. -
Question:
Where can I buy Finder 40.31.9.012.0300 relay in Saint Kitts and Nevis?
Answer: You can buy the Finder 40.31.9.012.0300 SPST-NO relay from Ubuy in Saint Kitts and Nevis. Ubuy offers a range of electronic components and ensures availability, allowing customers to easily purchase the relay online. You can explore their selection and enjoy the convenience of shopping for this reliable relay and many more electronic devices on their platform. -
Question:
What is the coil voltage rating for the Finder 40.31.9.012.0300 relay?
Answer: The Finder 40.31.9.012.0300 relay is rated for a coil voltage of 12V DC. This rating is critical as it defines the voltage required to activate the relay and close the circuit. Users should ensure to use a compatible power source that meets this specification to ensure the relay operates effectively and efficiently in their applications.
Finder Relays Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
0%
-
4 Star
100%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
XCD 55
Order now and get it around Thursday, September 03
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.