Quam 30C25Z45OT 3" O.D. Square Frame Loudspeaker with 2.35 oz. Magnet, 45 Ohm Impedance and Moisture Resistant Cone
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
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Key Features
- Compact 3in square frame for reliable voice and tone projection in tight or recessed installations
- Moisture-resistant cone for long-lasting performance in indoor and protected outdoor environments
- High clarity at low power: 4W RMS delivers intelligible paging and monitoring while minimizing amplifier load
- 45 ohm impedance for compatibility with legacy and distributed audio/security systems
- Durable BeFe ceramic magnet construction for consistent output in surveillance, security, and intercom applications
Quick Specifications
- Product Model
- 30C25Z45OT
- Brand Name
- Quam Speakers
- Product Name
- Individual Loudspeaker
- Product Type
- Loudspeaker
Explore the details
Product information
30C25Z45OT
Overview
Engineered for clear voice, tone and paging in constrained or protected outdoor spaces, the Quam 30C25Z45OT is a compact professional loudspeaker that delivers dependable audio where intelligibility matters. This Quam Speakers pro loudspeaker combines a 3in O.D. square frame and a moisture-resistant cone to resist humidity and maintain consistent sound in monitoring, security and surveillance installations. With a nominal impedance of 45 ohms and a 4W RMS power rating (max 5W), it provides efficient, low-power performance ideal for distributed paging, intercoms and alarm tone signaling. Rated at up to 87 dB SPL (1W/1M), the 30C25Z45OT ensures clear speech reproduction across its 300 Hz–10 kHz response band, making it suited for both voice and signal applications. Lightweight BeFe ceramic magnet construction offers durability without bulk, simplifying retrofit and new-install deployments. Choose this Quam loudspeaker to improve audio clarity in security panels, access control points, and facility monitoring systems. Order now to upgrade paging and surveillance audio with a compact, moisture-resistant solution.
Features
- Compact 3in square frame for reliable voice and tone projection in tight or recessed installations
- Moisture-resistant cone for long-lasting performance in indoor and protected outdoor environments
- High clarity at low power: 4W RMS delivers intelligible paging and monitoring while minimizing amplifier load
- 45 ohm impedance for compatibility with legacy and distributed audio/security systems
- Durable BeFe ceramic magnet construction for consistent output in surveillance, security, and intercom applications
| General Information | |
|---|---|
| Brand Name | Quam Speakers |
| Manufacturer | Quam Speaker |
| Product Name | Individual Loudspeaker |
| Product Type | Loudspeaker |
| Product Model | 30C25Z45OT |
| Manufacturer Part Number | 30C25Z45OT |
| Technical Information | |
| Impedance | 45 ohms |
| Sensitivity | 82dB |
| Audio | |
| Maximum Frequency Response | 10 kHz |
| Minimum Frequency Response | 300Hz |
| Physical Characteristics | |
| Color | Black |
| Miscellaneous | |
| Country of Origin | US |
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Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 30C25Z45OT
- Manufacturer part:
- 30C25Z45OT
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsQuam 30C25Z45OT 3" O.D. Square Frame Loudspeaker with 2.35 oz. Magnet, 45 Ohm Impedance and Moisture Resistant Cone
30C25Z45OT