HRB1-S-DC5V
RelayThe HRB1-S-DC5V is a relay from Xiamen Hongfa. View the full HRB1-S-DC5V datasheet below including key specifications.
Official HRB1-S-DC5V datasheet (PDF) — the source this page was extracted from.
HRB1-S-DC5V Key Specifications
| Parameter | Value |
|---|---|
| Weight | Approximately 2.2g |
| Coil Power | 150mW |
| Contact Form | 1 Form C (SPDT) |
| Operate Time | Max 5ms |
| Release Time | Max 5ms |
| Coil Resistance | 167 ohm ±10% |
| Electrical Life | 100,000 operations |
| Mechanical Life | 5,000,000 operations |
| Operate Voltage | 3.5VDC |
| Release Voltage | 0.5VDC |
| Contact Material | AuAg |
| Safety Approvals | UL/cUL E164730, CSA 1369391 |
| Min Switching Load | 5VDC, 10mA |
| Max Switching Power | 125VA, 30W |
| Coil Nominal Voltage | 5VDC |
| Insulation Resistance | Min 1,000 MOhm at 500VDC |
| Max Switching Current | 1A |
| Max Switching Voltage | 125VAC / 30VDC |
| Operating Temperature | -40°C to +70°C |
| Contact Rating (Resistive) | 1A 120VAC / 30VDC |
| Contact Resistance (Initial) | Max 50 mOhm (6VDC 1A) |
| Dielectric Strength (Open Contacts) | 500VAC, 1min |
| Dielectric Strength (Coil To Contacts) | 1,000VAC, 1min |
HRB1-S-DC5V Overview
Part: HRB1 Relay
Type: Relay
Description: Miniature relay with 1 Form C contact, 1A switching current, and coil voltage options from 3VDC to 24VDC.
Operating Conditions:
- Supply voltage: 3–24 VDC
- Operating temperature: -40 to +70 °C
- Humidity: 35%–95% RH at +40°C (no frost)
Absolute Maximum Ratings:
- Max switching voltage: 125 VAC / 30 VDC
- Max continuous current: 1 A
- Max switching power: 125 VA, 30 W
Key Specs:
- Contact Form: 1 Form C
- Contact Material: AuAg
- Contact Rating (Resistive): 1 A 120 VAC / 30 VDC
- Contact Resistance (Initial): Max. 50 mΩ (6 VDC 1 A)
- Electrical Life: 100,000 operations
- Mechanical Life: 5,000,000 operations
- Operate Time: Max. 5 ms
- Release Time: Max. 5 ms
- Insulation Resistance: Min. 1,000 MΩ (500 VDC)
- Dielectric Strength (Coil to Contacts): 1,000 VAC, 1 min
Features:
- UL/cUL safety approval (NO.E164730)
- CSA safety approval (NO.1369391)
Package:
- Approximately 2.2g weight
More part numbers on this datasheet
Their pages show this same datasheet. Some are linked through their part family rather than checked part by part, so confirm the exact part in the ordering information.
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Ask your AI agent about the HRB1-S-DC5V
Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.
claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp
Then ask: "Can the HRB1-S-DC5V run from my 12 V rail? Check it against the datasheet limits."
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