What payment methods are available on Joom?

Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.

Can I pay for an expensive purchase in installments or later?

Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.

Can I track my order?

Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.

What happens if my order doesn't arrive?

Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.

Is it safe to pay on Joom?

Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.

What if my order doesn't arrive or the product isn't as expected?

If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.

How do I request a refund?

Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.

Stlxy 6N137 Optocoupler Chip Bidirectional UART Communication Protocol Serial Port Isolation Module 600-250K Baud Rate

Name: Stlxy 6N137 Optocoupler Chip Bidirectional UART Communication Protocol Serial Port Isolation Module 600-250K Baud Rate
SKU: 6ac4e24366bc81018cd8bd73
Price: 4.74 EUR
Availability: InStock

Current price

Price €4.74

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Free delivery to the United States

10 October

Secure checkout & data protection

No-delivery refund

Quality guarantee

Secure logistics

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Description

EU LVD Voltage : Low voltage: Below 50Vac or 75Vdc High-concerned chemical : none Model Number : 6N137 Brand Name : Stlxy Origin : Mainland China

Description: Two 6N137 optocouplers are used to realize TTL serial isolated two-way communication. The speed of 6N137 is up to 10M, which is suitable for serial communication with common baud rate of 600~250K. The size of the circuit board is 52*25mm.

Note: This module only supports TTL serial ports, that is, 3.3V or 5V single-chip microcomputers, or the serial port isolation of microprocessors. 232-level serial ports cannot be used directly. The computer's native serial port cannot be used.

Single-chip serial port isolation wiring diagram (8051 single-chip example) label:yes

Plain Abode

4.0

reviews

1,000+

purchases

Seller's info and responsibility

Frequently asked questions

What payment methods are available on Joom?
Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.
Can I pay for an expensive purchase in installments or later?
Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.
Can I track my order?
Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.
What happens if my order doesn't arrive?
Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.
Is it safe to pay on Joom?
Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.
What if my order doesn't arrive or the product isn't as expected?
If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.
How do I request a refund?
Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.