DSR-11P12A 12A 240VAC/28VDC 8pin&11pin relay
DENKI SEIGYO – 12A 240VAC / 28VDC Industrial Control Relay (8-Pin & 11-Pin Type)
Type: General Purpose Plug-in Electromagnetic Power Relay
Model Example: DSR-8P12A / DSR-11P12A
Overview
The Denki Seigyo 12A Industrial Control Relay offers robust and reliable switching performance for both AC and DC applications. Designed with 8-pin and 11-pin configurations, it provides flexibility for single or double changeover contacts. Built for long operational life, the relay features high dielectric strength, strong mechanical construction, and optional LED indicators for visual operation status.

Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | DSR-8P12A / DSR-11P12A |
| Type | Plug-in Electromagnetic Power Relay |
| Contact Configuration | 8-Pin: DPDT (2C) / 11-Pin: 3PDT (3C) |
| Rated Coil Voltage | 12VDC, 24VDC, 110VAC, 220VAC (model dependent) |
| Coil Power Consumption | Approx. 0.9 – 1.2 VA |
| Contact Material | Silver Alloy |
| Rated Contact Capacity | 12A at 240VAC / 28VDC (Resistive Load) |
| Max Switching Voltage | 250VAC / 30VDC |
| Max Switching Current | 12A |
| Max Switching Power | 3000VA / 336W |
| Contact Resistance | ≤100 mΩ (initial) |
| Operate Time | ≤15 ms |
| Release Time | ≤10 ms |
| Dielectric Strength | 2000VAC (Coil–Contact, 1 min) |
| Insulation Resistance | ≥100 MΩ (at 500VDC) |
| Mechanical Durability | ≥10 million operations |
| Electrical Durability | ≥100,000 operations (at rated load) |
| Ambient Operating Temperature | -25°C to +70°C |
| Storage Temperature | -30°C to +85°C |
| Humidity Range | 45–85% RH (non-condensing) |
| Mounting Type | Plug-in base / Socket mount |
| Indicator Option | LED indicator and test button (optional) |
| Socket Type | Standard 8-pin or 11-pin base |
| Protection | Dustproof transparent cover |
| Weight | Approx. 50–55 g |
| Certifications | CE, RoHS compliant |
Mechanical Dimensions
| Type | Pin Count | Width | Height | Depth |
|---|---|---|---|---|
| 8-Pin Type | 8 | 27 mm | 36 mm | 21 mm |
| 11-Pin Type | 11 | 35 mm | 38 mm | 26 mm |
Key Features
-
High switching capacity: 12A at 240VAC / 28VDC
-
Available in 8-pin DPDT and 11-pin 3PDT configurations
-
LED and manual test button options for quick diagnostics
-
Compact plug-in design for easy replacement and wiring
-
Long mechanical and electrical lifespan
-
Excellent resistance to vibration and shock
-
Transparent dustproof cover for durability and visibility
Applications
-
Industrial control panels
-
Process control systems
-
PLC and automation interface
-
Machine tool and motor control
-
HVAC, lighting, and power circuits
-
General AC/DC switching
Ordering Information
| Model | Coil Voltage | Pin Type | Contact Form | Indicator Option |
|---|---|---|---|---|
| DSR-8P12A-AC220 | 220VAC | 8-Pin | 2C (DPDT) | Optional LED |
| DSR-8P12A-DC24 | 24VDC | 8-Pin | 2C (DPDT) | Optional LED |
| DSR-11P12A-AC220 | 220VAC | 11-Pin | 3C (3PDT) | Optional LED |
| DSR-11P12A-DC24 | 24VDC | 11-Pin | 3C (3PDT) | Optional LED |


