Product Images are shown for illustrative purposes only and may differ from actual product.

B1203S-1WR3 Mornsun Isolated DC - DC Converter

Name: B1203S-1WR3 Mornsun Isolated DC - DC Converter
Brand: Mornsun
SKU: DAG763
Price: 179.36 INR
Availability: InStock
Rating: 5 (3 reviews)

Write a review | 3 reviews

Stock: 24
Availability: InStock priceValidUntil: 2026-09-14
Brand: Mornsun
SKU: 4022 | DAG763

Rs. 179.36 (inc GST)
Rs.152.00 + GST

Qty :
Qty Qty

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

Description

B1203S-1WR3 Mornsun Isolated DC-DC Converter

B1203S-1WR3, 12V to 3V DC-DC Converter, 1W, Compact SIP Package, 81% Efficiency.

The B1203S-1WR3 Mornsun Isolated DC-DC Converter offers a reliable solution for applications needing isolated voltage. With an input range of 12V and a stable 3V output, this module ensures efficient power supply for digital circuits and data switching applications. Its compact SIP design simplifies integration into various setups.

This converter operates with a high efficiency of up to 81%, making it ideal for low-power applications. The Mornsun B1203S-1WR3 features continuous short-circuit protection and an input current as low as 8mA, ensuring safety and reliability in operation. The isolation voltage of 1.5 kVdc/min adds another layer of protection.

Versatile and robust, the B1203S-1WR3 Mornsun Isolated DC-DC Converter is suitable for environments requiring a wide temperature range from -40℃ to +105℃. Its industry-standard pin-out ensures easy installation and compatibility with various electronic designs.

Explore the range of DC to DC Converter Modules at DNA. The Mornsun brand offers high-quality solutions for your power supply needs. Check other DC to DC Converter Modules that we have in stock.

At DNA, we cater to all your electronic component needs. If you're looking for specific parts or need bulk orders, reach out to us. We can import components not in stock. Consider our range of Programmer, DC to DC Converter IC, and MOSFET. Contact Us.

Features of B1203S-1WR3 Mornsun Isolated DC-DC Converter

High efficiency up to 81%
Continuous short-circuit protection
No-load input current as low as 8mA
Compact SIP package
I/O Isolation Test voltage: 1.5K VDC/min

Specification of B1203S-1WR3 Mornsun Isolated DC-DC Converter

Model Number: B2403S-1WR3
Isolation Voltage: 1.5 kVdc/min
Input Voltage range: 21.6-26.4 Vdc
Nominal voltage: 12 Volt dc
Output voltage: 3 Volts
Output current: 42/5(mA)
Wattage: 1W
Size: 11.60mm x 6.00mm x 10.16mm
Weight: 1.3gm

Applications of B1203S-1WR3 Mornsun Isolated DC-DC Converter

Digital circuits
Low frequency analog circuits
Relay-driven circuits
Data switching circuits

Package Includes

1 X Mornsun B1203S-1WR3 Isolated DC - DC Converter

Extra Information
Country of Origin	China
Imported By	ElectroSource Private Limited

Reviews (3)

Write a review

Your Name

Your Review

Note: HTML is not translated!

Rating Bad Good

Verification Code

Frequently Asked Questions

Do you provide a GST bills?

Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.

What is your return / replacement policy?

Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.

What if tracking shows “delivered” but I didn’t receive it?

Message us immediately. Send: order number + tracking number + delivery address confirmation. We’ll coordinate with the courier and guide next steps.

I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?

You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.

Do you support Purchase Orders (PO) for companies/colleges?

Yes — we accept POs. To process a PO faster, share: PO copy, billing address, shipping address, GSTIN (if applicable), and contact number. We’ll confirm availability, price, and dispatch timeline.

What if I received fewer / more quantity than ordered?

Send your order number and unboxing photo/video. We’ll verify and resolve quickly.

View all FAQs →