Functional Devices RIB21CDC-N4 10A SPDT Dry Contact Relay
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
- Reliable 10A SPDT switching that protects connected security and surveillance equipment from false triggers
- Wide 120–277 VAC input for flexible installation across commercial power systems
- NEMA 4X clear housing for weatherproof protection and easy visual inspection in outdoor or harsh environments
- Compact footprint for simple retrofits into access control, monitoring, and building automation panels
- US-made, RoHS-compliant design that reduces downtime and supports long-term system reliability
Quick Specifications
- Product Model
- RIB21CDC-N4
- Brand Name
- Functional Devices
- Product Name
- Dry Contact Relay, 10 Amp SPDT, Class 2 Dry Contact Input, 120-277 Vac Power Input, NEMA 4X Clear Housing
- Product Type
- Dry Contact Relay
Explore the details
Product information
RIB21CDC-N4
Overview
Designed for dependable control in security, surveillance and building automation systems, the Functional Devices RIB21CDC-N4 dry contact relay delivers robust switching where reliability matters. This 10A SPDT dry contact relay supports a broad 120–277 VAC power input, making it ideal for diverse commercial installations and simplifying inventory with one flexible device. The NEMA 4X clear housing provides weatherproof protection and allows quick visual confirmation of relay status—perfect for outdoor CCTV, access control, alarm monitoring, and environmental monitoring applications. With a compact form factor and straightforward wiring, the RIB21CDC-N4 is easy to install for retrofits or new builds, minimizing installation time and service calls. Built in the USA and RoHS-compliant, it offers the performance and compliance requirements demanded by facility managers and integrators. Choose the RIB21CDC-N4 when you need a resilient, serviceable dry contact solution to support security, surveillance and control systems — contact sales or add to your BOM for immediate deployment.
Features
- Reliable 10A SPDT switching that protects connected security and surveillance equipment from false triggers
- Wide 120–277 VAC input for flexible installation across commercial power systems
- NEMA 4X clear housing for weatherproof protection and easy visual inspection in outdoor or harsh environments
- Compact footprint for simple retrofits into access control, monitoring, and building automation panels
- US-made, RoHS-compliant design that reduces downtime and supports long-term system reliability
| General Information | |
|---|---|
| Brand Name | Functional Devices |
| Manufacturer | Functional Devices, Inc |
| Product Name | Dry Contact Relay, 10 Amp SPDT, Class 2 Dry Contact Input, 120-277 Vac Power Input, NEMA 4X Clear Housing |
| Product Type | Dry Contact Relay |
| Product Model | RIB21CDC-N4 |
| Manufacturer Part Number | RIB21CDC-N4 |
| Environmental Conditions | |
| Relative Humidity | 0.95 |
| Minimum Storage Temperature | -30°F |
| Maximum Operating Temperature | 140°F |
| Physical Characteristics | |
| Depth | 1.5" |
| Width | 2.8" |
| Height | 1.7" |
| Power Description | |
| Maximum Input Current | 10A |
| Maximum Operating Voltage | 277V AC |
| Minimum Operating Voltage | 120V AC |
| Product Information | |
| Contact Type | SPDT |
| Miscellaneous | |
| Country of Origin | US |
| Environmental Certification | RoSH |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- RIB21CDC-N4
- Manufacturer part:
- RIB21CDC-N4
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 exclusionsFunctional Devices RIB21CDC-N4 10A SPDT Dry Contact Relay
RIB21CDC-N4