Description
Overview
The Honeywell 51120841-101 is a robust Single Pole Double Throw (SPDT) control relay from the MR Series, engineered for precise switching in industrial, commercial, and HVAC applications. Its rugged construction ensures stable operation under demanding environmental conditions, and the compact design allows versatile panel integration.
Technical Specifications
| Attribute |
Specification |
| Model Number |
51120841-101 |
| Product Type |
Single SPDT Control Relay (MR Series) |
| Contact Configuration |
SPDT (Single Pole, Double Throw) |
| Control Voltage |
24 VDC |
| Coil Voltage |
24 VDC |
| Contact Rating |
10 A at 250 V AC, 10 A at 30 V DC |
| Operating Temperature Range |
-40°C to +70°C |
| Mounting |
DIN rail or panel |
| Dimensions |
135 × 71 × 20 mm |
| Weight |
0.2 kg |
| Housing |
Dust-proof metal enclosure |
| Status Indicator |
LED coil indicator |
Key Features
-
SPDT switching for reliable control in industrial and HVAC systems
-
Compatible with multi-voltage control circuits
-
Visual status monitoring via LED coil indicator
-
Compact and dust-resistant housing for challenging environments
-
DIN rail or panel mounting for flexible installation
-
Certified to international safety standards
Applications
-
Industrial automation and process control panels
-
Building management systems and HVAC control
-
Energy distribution monitoring
-
Machinery and equipment safety interlocks
FAQ
Q: Can this relay handle DC loads?
A: Yes, the 51120841-101 supports up to 10 A at 30 V DC.
Q: What are the installation options?
A: It can be mounted on standard DIN rails or directly on control panels.
Q: Are there similar MR Series models?
A: The MR Series includes SPST and DPDT variants for applications requiring different contact configurations.
