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Subminiature Sealed PCB 4pin Reed Relays Sra 5V 500ohm 12V 24V Signal Communication Relays
◆ Size:20.3*16.5*20.5mm
◆ This relay has got UL, TUV and CQC quality inspection standard approval.
◆ All elements provided by reliable supplier
◆ It Can instead of HONGFA’s similar relay with model No. HF21FF/HF152F
Description
With effective quality and efficiency control, we produce high-quality 3 prong flasher relay, 200 mw relay, Quick terminal and Flange relay and win the trust and affirmation of customers at home and abroad. However, we still strive for improvement and maintain stable high-quality products to meet the requirements of customers. All our employees must abide by the regulations in order to gather strength towards the common management policy and management goals. In the face of the development of the times and the emergence of unlimited competition, we attach great importance to the cultivation and improvement of the cultural quality of our employees.
1 Product introduction for pcb 5v dc relay
Product feature:
◆ Small size, low coil power consumption
◆ High insulating Strength
◆ PC board mounting directly
◆ Suitable for occasions with high surge current, such on household appliances,automatic system,electronic equipments, meters,TV-5 remote control TV receiver, CCTV instrument,sound equipments,etc.
◆ Size:20.3*16.5*20.5mm
◆ This relay has got UL, TUV and CQC quality inspection standard approval.
◆ All elements provided by reliable supplier
◆ It Can instead of HONGFA’s similar relay with model No. HF21FF/HF152F
Name rule (see below)
922 12VDC SL C W
1 2 3 4 5
1 Model No.:922
2 Rated Coil Voltage:3,6,9,12,15,18,24,48VDC
3 Sealed Type:SL Sealed None:Dust-Proof
4 Contact Form: A:1A; B:1B; C:1C
5 W: white None:black
Overview
Our 5v Dc Relay is a small electronic control device using DC current. With control system (also known as input loop) and controlled system (also known as output loop), it is usually used in automatic control circuit. It is equivalent to "automatic switch", which plays the role of automatic regulation, safety protection, conversion circuit and so on.
Our 5v Dc Relay adopts composite silver contacts to carry high current and increase contact stability and sensitivity. Silver alloy contacts are impact resistant, high voltage resistant, non bonding under excessive current and small contact resistance. High quality copper coil, mechanical life can reach more than 100000 times, low temperature, low power consumption, low noise and anti-interference.
2 Figure table of pcb 5v dc relay
| Contact Rating | |||
| Contact Form | 1A(SPSTNO)、1B(SPSTNC)、1C(SPDT(B-M)) | ||
| Contact Material | AgCdO AgSnO2 | ||
| Dielectric Strength | Between Coil&Contact | 1500VAC/1min | |
| Between Contacts | 750VAC/1min | ||
| Contact Load Capacity | Resistive Load:10A/250VAC;12A/125VAC;15A/125VAC;15A/250VAC,277VAC Lamp Load:TV-8,125VAC | ||
| Switching Power Max. | 360W 4155VA | ||
| Switching Voltage Max. | 24VDC 277VAC | Switching Current Max.:20A | |
| Contact Resistance Max. | ≤100mΩ | IEC 61810-7 4.12 | |
| Life expectancy | Electrical | 10 5 | IEC 61810-7 4.30 |
| Machanical | 10 7 | IEC 61810-7 4.31 | |
| Coil Rating | ||||||||
| No. | Coil Voltage(VDC) | Coil ResistanceΩ±10% | Pick up (VDC) Max. (75% of Rated Voltage) | Drop out (VDC) Min.(10% of Rated Voltage) | Power (W) | Operate Time (ms) | Release Time (ms) | |
| Rated | Max. | |||||||
| 005-360 | 5 | 6.5 | 69 | 3.75 | 0.5 | 0.36 | ≤15 | ≤5 |
| 006-360 | 6 | 7.8 | 100 | 4.5 | 0.6 | |||
| 009-360 | 9 | 11.7 | 225 | 6.75 | 0.9 | |||
| 012-360 | 12 | 15.6 | 400 | 9 | 1.2 | |||
| 018-360 | 18 | 23.4 | 900 | 13.5 | 1.8 | |||
| 024-360 | 24 | 31.2 | 1600 | 18 | 2.4 | |||
| 048-360 | 48 | 62.4 | 6400 | 36 | 4.8 | |||
| 005-450 | 5 | 6.5 | 69 | 3.75 | 0.5 | 0.45 | ≤15 | ≤5 |
| 006-450 | 6 | 7.8 | 80 | 4.5 | 0.6 | |||
| 009-450 | 9 | 11.7 | 180 | 6.75 | 0.9 | |||
| 012-450 | 12 | 15.6 | 320 | 9 | 1.2 | |||
| 018-450 | 18 | 23.4 | 720 | 13.5 | 1.8 | |||
| 024-450 | 24 | 31.2 | 1280 | 18 | 2.4 | |||
| 048-450 | 48 | 62.4 | 5120 | 36 | 4.8 | |||
| 012-600 | 12 | 15.6 | 240 | 9 | 1.2 | 0.6 | ≤15 | ≤5 |
| 024-600 | 24 | 31.2 | 960 | 18 | 2.4 | |||
Technical Rating | ||
Insulation Resistance | Min.100MΩ(500VDC) | IEC 60255-5 |
Shock Resistance | 10G 11ms | IEC 68-2-27 test Ea |
Vibration Resistance | 10Hz~55Hz double amplitude 1.5mm | IEC 68-2-6 test Fc |
Leading-out Terminal Strength | 10N | IEC 68-2-21 test Ua1 |
Weldability | 250℃±3℃ 3s±0.5s | IEC 68-2-20 test Ta Way1 |
Ambient Temperature | ﹣40℃~105℃ | |
Relative Humidity | 85%(40℃) | IEC 68-2-3 test Ca |
Weight | About 13.0g |
Safety Certification | |||
Approval | CQC | UL | TUV |
Load | NO:15A/250VAC | 10A/240VAC | NO:15A/250VAC |
3 Measurement and circuitry of pcb 5v dc relay
Outline Dimensions

Bottom View Layout

Wiring Diagram(Bottom View)

Engineering Data
4.FAQ
Q: What’s your MOQ?
A: If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer’s exact situation.
Q:Could you print our company LOGO on the nameplate and package?
A: Yes, we can do that
Our Subminiature Sealed PCB 4pin Reed Relays Sra 5V 500ohm 12V 24V Signal Communication Relays have strong practicability, and the general usability and market space of our products are obvious. With the rapid development of various industries, all of our colleagues in the company will continue to forge ahead and work hard. We constantly pursue innovation and have a deep technical background, a rich product range and a perfect marketing network.
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