Allen Bradley 4983-DC240-20 Combination Filter & Surge Protective Device – 230/240V AC, 20A, DIN Rail Mount
The Allen Bradley 4983-DC240-20 is a compact combination surge protective device (SPD) and EMI/RFI filter designed to protect industrial electrical systems from transient overvoltage events and electrical noise. Suitable for 230–240V AC power networks, this device provides UL 1449 surge protection and UL 1283 filtering performance in a single, space-saving module that mounts directly to a 35 mm DIN rail.
This unit delivers 3 kA surge discharge capability and continuous protection at up to 320V AC, making it ideal for safeguarding PLCs, HMIs, control power supplies, instrumentation, and automation equipment from lightning surges, switching transients, and conducted electrical noise.
Technical Specifications
Model: 4983-DC240-20 Allen Bradley
Series: 4983 Surge & Filter Protection
Function: Surge Suppression + EMI/RFI Filtering
Nominal Voltage: 230–240V AC
Max Continuous Operating Voltage: 320V AC
Nominal Discharge Surge Current (8/20µs): 3 kA
Current Rating: 20A
Mounting: DIN Rail (35 mm Top Hat)
Electrical & Performance Details
- Protection Mode: All-mode transient suppression
- Filtering: EMI/RFI noise reduction to protect sensitive electronics
- Standards Compliance: UL 1449 (SPD) & UL 1283 (Filter)
- Use Case: Industrial control and automation panel power protection
Mechanical & Installation Details
- Mounting Method: DIN rail for quick panel integration
- Form Factor: Compact enclosure conserves cabinet space
- Wiring: Standard terminal connections
Environmental & Application Suitability
- Suitability: Industrial control panels, MCCs, OEM machines, automation systems
- Purpose: Protect equipment from voltage spikes & reduce electrical noise interference
- Typical Protected Devices: PLCs, drives, HMIs, power supplies, sensors
Compliance & Certifications
- UL 1449 (Surge Protective Device): Certified
- UL 1283 (EMI/RFI Filter): Certified
- CE Marked: Yes
- RoHS Compliant: Yes
Key Features & Benefits
✅ Combined surge + filter protection reduces hardware costs and saves panel space.
✅ 3 kA transient surge suppression protects sensitive control electronics.
✅ EMI/RFI filtering stabilizes control signals and reduces electrical noise issues.
✅ DIN rail mounting enables fast and clean installation in new or existing panels.
✅ Reliable Allen Bradley industrial-grade build ensures long-term power quality protection.
📦 Order the Allen Bradley 4983-DC240-20 from Drive Outlet Megastore
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