ANDO AQ4221 1550nm Single-Mode LED Light Source Unit
ANDO AQ4221 1550nm Single-Mode LED Light Source Unit
Professional Optical Light Source
The ANDO AQ4221 is a precision 1550nm single-mode LED light source unit designed for fiber optic testing and measurement. It delivers stable optical output with low noise, making it ideal for telecommunications and optical component evaluation. Compact and reliable, the AQ4221 ensures consistent performance in laboratory and field environments.
Technical Specifications
Key Features
- ✔Professional QC: 24h burn-in testing before shipment
- ✔Secure Logistics: Reinforced packaging for safety
- ✔Tax/Duty Note: EU buyers responsible for VAT & import duties
- ✔Calibration: Certificates available on request
All used instruments are carefully inspected and tested to ensure reliable performance. We are committed to providing high-quality equipment with accurate descriptions and dependable service.
Returns Policy
We offer a straightforward return policy to ensure customer satisfaction. If the item received is not as described or has functional issues, you may request a return within the specified period after delivery.
All returns must be authorized in advance. The item should be returned in its original condition and packaging. Refunds or replacements will be processed after inspection of the returned product.
Please note that items sold for parts or repair are non-returnable unless otherwise stated. For any return requests, feel free to contact our support team.
Shipping
All instruments are securely packaged using professional materials to ensure safe transportation. We take extra care when handling sensitive and high-value equipment.
Orders are typically processed within 1–3 business days. We offer worldwide shipping and provide tracking information once the order has been dispatched.
Delivery times may vary depending on the destination and shipping method. If you have specific shipping requirements or need expedited delivery, please contact us in advance.