Nascom N78CW/SWDD 3/4" Standard PTF Double Pole Double Throw Relay, 3/4", Black
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
- Reduces install time with snap-fit mounting on steel — no glue required for faster deployments
- Prevents false alarms thanks to wide-gap N35 NdFeB magnet and hermetically sealed contacts for reliable monitoring
- DPDT contact configuration supports supervised zones or dual-circuit monitoring for flexible security integrations
- 12" 22 AWG wire leads simplify wiring to alarm panels and access control systems
- UL634 listing and durable polypropylene housing deliver code-compliant performance for commercial installations
Quick Specifications
- Product Model
- N78CW/SWDD
- Brand Name
- Nascom
- Manufacturer Part Number
- N78CW/SWDD
Explore the details
Product information
N78CW/SWDD
Overview
Deliver reliable, low-profile door monitoring for steel and wood hinged doors with the Nascom N78CW/SWDD magnetic contact. Designed as a recessed 3/4 in security contact, this DPDT (double pole double throw) device gives installers flexible circuit options for alarm and tamper monitoring while minimizing visible hardware. The encapsulated hermetically sealed contacts and wide-gap N35 NdFeB rare-earth magnet reduce nuisance alarms from door movement or warping, improving overall system uptime for security and surveillance applications.
Installers appreciate the snap-fit mount for steel that removes the need for glue and speeds field work; 12" 22 AWG wire leads make connection to control panels or access controllers straightforward. Constructed with a polypropylene housing and listed to UL634, the N78CW/SWDD meets commercial reliability expectations and integrates seamlessly into alarm, monitoring, and access control systems. Ideal for residential, commercial, and industrial projects where dependable door monitoring matters — specify the Nascom N78CW/SWDD for your next security installation or contact our sales team for bulk orders and integration support.
Features
- Reduces install time with snap-fit mounting on steel — no glue required for faster deployments
- Prevents false alarms thanks to wide-gap N35 NdFeB magnet and hermetically sealed contacts for reliable monitoring
- DPDT contact configuration supports supervised zones or dual-circuit monitoring for flexible security integrations
- 12" 22 AWG wire leads simplify wiring to alarm panels and access control systems
- UL634 listing and durable polypropylene housing deliver code-compliant performance for commercial installations
| General Information | |
|---|---|
| Brand Name | Nascom |
| Manufacturer Part Number | N78CW/SWDD |
| Physical Characteristics | |
| Color | White |
| Product Information | |
| Contact Type | DPDT (Double Pole Double Throw) |
| Miscellaneous | |
| Features | 12” 22Awg Wire Lead, Encapsulated Hermetically Sealed Contacts, Listed To Ul634 Standard, Polypropylene Housings, Snap Fit On Steel - No Glue Required, Wide Gap - N35 Ndfeb Rare Earth Magnet |
| Environmentally Friendly | Yes |
| Environmental Certification | UL |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- N78CWSWDD
- Manufacturer part:
- N78CW/SWDD
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 exclusionsNascom N78CW/SWDD 3/4" Standard PTF Double Pole Double Throw Relay, 3/4", Black
N78CW/SWDD