DS18 PRO-TW420.8VC Replacement Diaphragm For PRO-TW420 And Universal 1.75" VCL 8OHM

$11.95
Brand: DS18Reviews
8MP resolution
In stock. Usually ships in 1–3 business days.
  • Free US shipping on orders over $200. Add $188.05 more to qualify.
  • 30-day returns counted from delivery. Return policy
  • Manufacturer's warranty from DS18. Warranty
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The DS18 PRO-TW420.8VC Replacement Diaphragm is a premium 1.75" titanium voice coil diaphragm designed as a direct replacement for the DS18 PRO-TW420 tweeter and compatible with universal compression drivers using a 1.75" VCL at 8 ohms impedance.

  • 1.75" Titanium Diaphragm: Precision-formed titanium construction restores crisp high-frequency response and handles high power levels without heat degradation — matching original factory performance specs.
  • 8-Ohm Voice Coil: Impedance-matched at 8 ohms to integrate seamlessly with your existing crossover and amplifier configuration, requiring no additional tuning adjustments after installation.
  • Universal Fitment: Compatible with a broad range of 1.75" voice coil compression tweeters beyond the PRO-TW420, giving technicians and integrators flexibility across multiple installations.

Contact Silarius for installation support or to verify compatibility with your specific tweeter model and crossover setup prior to ordering.

Silarius carries DS18 professional audio repair components to keep commercial sound systems and installations running at their best, with expert staff on hand to assist with technical specifications.

Shipping

Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.

Shipping policy

Returns

Return within 30 days of delivery. Opened items may carry an open-box fee of up to 30%, set by our QA team on inspection. Return shipping is paid by the customer.

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Damaged or wrong item?

Tell us within 3 days of delivery with photos and we'll make it right, with no fee.

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DS18 warranty

This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.

Warranty details

Support from real people

Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.

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Business accounts

Approved businesses can pay on Net 30 / PO terms after their second completed order.

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Frequently Asked Questions

What is the DS18 PRO-TW420.8VC Replacement Diaphragm service?+
This is a professional speaker diaphragm replacement service that restores damaged drivers to factory-like performance.
How long does turnaround take?+
Standard turnaround is 5-10 business days after receiving your speaker.
What speakers can be serviced?+
Most drivers with undamaged baskets. Contact Silarius with your speaker model before ordering.
Will the speaker perform like new?+
Yes. A proper diaphragm replacement restores the speaker's original Thiele-Small parameters and power handling.
How do I ship my speaker for service?+
Pack securely and contact Silarius at silarius.com for the service address and RMA number before shipping.

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