Spectra-Physics Quanta-Ray HG-4B Harmonic Generator

Including original HG Temperature Controller (Control Box).

This unit was removed from a decommissioned university laboratory system.

The assembly is currently COMPLETE and HAS NOT been disassembled.

The system was only opened for visual inspection and photography.

No parts have been removed, modified, or tested.

No optical output or functional testing has been performed.

Disassembly, separation, or configuration changes will ONLY be discussed

after a confirmed purchase and direct communication with the buyer.

Included:

- HG-4B Harmonic Generator module

- HG Temperature Controller (control box)

- Associated cables and components as shown in the photos

- Only the items shown are included

Condition:

- Untested, sold AS-IS

- No guarantees regarding optical performance, alignment, or output power

- No calibration or verification performed

This item is intended for experienced users familiar with high-energy laser systems.

Please review all photos carefully and ask questions before purchasing.

📦 Shipping, Customs & Return Policy (Please Read)

Shipping

• We ship worldwide from Taiwan.

• Due to the size and weight of surplus laboratory equipment, the shipping cost shown by eBay may not always be accurate.

Please contact us before purchase with your country and postal code for an exact quote.

• Shipping is typically arranged via UPS, FedEx, or DHL.

• Sea freight or local pickup is available by prior arrangement.

For freight pickup, buyers must provide the eBay pickup QR code or authorization code in advance.

Customs & Import Duties

• All buyers are responsible for customs duties, VAT, import taxes, and clearance fees.

These charges are not included in the item price or shipping cost.

• Import duties are determined by the country of origin of the item (as shown on the nameplate), not the shipping country.

• Customs clearance times may vary and delays are possible.

• If a shipment is returned due to customs issues, all shipping, return shipping, and re-import costs will be deducted from any refund.

Return Policy

• No returns. No refunds. All items are sold AS-IS.

• Only the condition explicitly shown in photos or described in the listing is guaranteed.

• Used surplus equipment may have additional cosmetic wear, missing parts, or defects not visible in photos.

• We are not a repair or refurbishment company. Full functionality cannot be guaranteed, especially for older or complex systems.

• By purchasing without prior questions, the buyer accepts all risks associated with used and surplus equipment.

If you have any questions or specific requirements, please contact us before purchasing.