HJR-21FF-12VDC
HJR-21FF 12A compact power relay with small footprint for space-constrained applications
Product Overview
Description
The HJR-21FF is a 12A compact power relay designed for applications requiring high switching capacity in a small package. Its compact footprint saves valuable PCB space while providing reliable power switching.
With 12A switching capacity and sealed construction options, the HJR-21FF is ideal for appliances, HVAC equipment, and industrial control systems where space is limited but performance cannot be compromised.
The relay features standard PCB layout for easy integration and is available in various coil voltages to match different control systems.
Product Series
HJR
Primary Application
Compact appliances
Key Features
- 12A switching capacity
- Compact footprint
- Sealed version available
- Standard PCB layout
- Multiple coil voltages
- High reliability
Specifications
| Contact Rating | 12A 250VAC |
|---|---|
| Contact Arrangement | 1 Form A (SPST-NO) |
| Coil Voltage | 5, 6, 9, 12, 24, 48V DC |
| Coil Power | 0.6W |
| Contact Material | Silver Alloy |
| Dielectric Strength | 4000VAC (coil-contacts) |
| Operate Time | 15ms max |
| Release Time | 8ms max |
| Electrical Life | 100,000 operations |
| Mechanical Life | 10,000,000 operations |
| Temperature Range | -30°C to +70°C |
Applications
Compact appliances
Electronic system design
HVAC control
Industrial automation and control
Industrial automation
Industrial automation and control
Power distribution
Electronic system design
Building automation
Industrial automation and control
FAE Expert Insights
"The HJR-21FF is my go-to relay when space is tight but 12A capacity is needed. Its compact design doesn't compromise on performance or reliability. I've used this in many projects where PCB real estate is at a premium, such as smart home devices and compact appliances."
Compact 12A power relay
— Michael Chen, BeiLuo
Frequently Asked Questions
What are the key specifications and parameters of HJR-21FF-12VDC?
The HJR-21FF-12VDC is a high-quality Power Relays from Tianbo Electronics. Key specifications include. This relay is designed for reliable switching operation in demanding electronic systems with excellent electrical characteristics, comprehensive safety certifications, and wide operating temperature range. The device offers industry-leading performance with robust contact design for professional applications. Please refer to the datasheet for complete specifications and characteristic curves.
Review the datasheet for complete specifications. Contact BeiLuo FAE for application-specific recommendations and design guidance.
How do I select and use HJR-21FF-12VDC in my design?
For proper selection and usage of HJR-21FF-12VDC: (1) Determine your circuit requirements including switching voltage, current, and contact arrangement (Form A, B, or C). (2) Select appropriate coil voltage (3V, 5V, 6V, 9V, 12V, 24V, or 48V DC). (3) Consider PCB layout guidelines for proper spacing and coil drive circuit. (4) Evaluate the relay in your actual application circuit under all operating conditions. (5) Contact BeiLuo FAE for detailed application guidance and design review services to ensure optimal performance.
Use our selection guide or contact FAE for application-specific recommendations and comprehensive design support.
How does HJR-21FF-12VDC compare to competitive solutions from Omron, Panasonic, or Song Chuan?
The HJR-21FF-12VDC offers competitive advantages when compared to alternatives from Omron, Panasonic, and Song Chuan. Tianbo Electronics products are known for excellent quality-to-price ratio, extensive product portfolio, and comprehensive safety certifications (UL, cUL, TUV, CQC). The HJR-21FF-12VDC typically provides comparable or better electrical characteristics, wider operating ranges, and competitive pricing. Tianbo's manufacturing capabilities ensure consistent quality and supply availability. BeiLuo provides local technical support and faster delivery as an authorized Tianbo distributor.
Evaluate based on your specific requirements for performance, cost, and support. Request samples for direct comparison testing in your application.
What are the typical applications for HJR-21FF-12VDC?
The HJR-21FF-12VDC is designed for Power Relays applications across multiple industries including home appliances, HVAC systems, industrial control, automotive electronics, telecommunications, and security systems. Typical applications include power switching, motor control, lighting control, and signal switching. The relay's robust contact design and comprehensive safety certifications make it suitable for both consumer and industrial environments where reliability and safety are critical requirements.
Ideal for Power Relays applications across appliance, industrial, and automotive markets. Verify specifications match your specific requirements.
What is the lead time, MOQ, pricing, and availability for HJR-21FF-12VDC?
For HJR-21FF-12VDC: (1) Standard lead time is 4-8 weeks for production orders from Tianbo manufacturing. (2) BeiLuo maintains strategic inventory for faster delivery on popular products - check current stock status. (3) MOQ is typically 1,000 pieces for standard production orders. (4) Sample quantities available for evaluation with minimal lead time. (5) Volume pricing available with competitive discounts at 1K, 5K, 10K, and 50K+ quantity breaks. Contact BeiLuo sales for current stock status, pricing, and project-specific delivery scheduling.
Contact sales for current lead times and availability. Plan for standard production lead times or check stock for immediate needs.