Phoenix Contact 2320157 Redundancy Module – QUINT-DIODE/12-24DC/2X20/1X40

The Phoenix Contact QUINT-DIODE/12-24DC/2X20/1X40 is a robust redundancy module designed to decouple two power supply units in parallel for maximum system availability. With diode-based separation and high current capacity up to 40 A, it ensures uninterrupted operation even if one PSU fails.

This module supports uniform redundancy right up to the load, and its high-efficiency passive design makes it ideal for use in critical industrial systems, control cabinets, and automation infrastructure.

Technical Specifications

Model: Phoenix QUINT-DIODE/12-24DC/2X20/1X40
Part Number: 2320157
Product Type: Redundancy Module
Nominal Voltage Range: 12–24 V DC
Nominal Output Current: 2 × 20 A (redundant) or 1 × 40 A (combined)
Voltage Drop (typ.): 0.5 V
Efficiency: > 97%
Mounting Type: DIN rail (NS 35)
Dimensions (W × H × D): 50 × 130 × 125 mm
Weight: Approx. 800 g

Input Characteristics

• Voltage Type: DC
• Nominal Input Range: 12–24 V DC
• Extended Range: 10–30 V DC
• Max Input Current:
  • 2 × 30 A (–25°C to +40°C)
  • 2 × 20 A (–25°C to +60°C)
• Reverse Polarity Protection: Yes (to 60 V DC)
• Surge Protection: Varistor
• Derating: –2.5%/K > 60°C

Output Performance

• Output Voltage: UIN – 0.5 V
• Nominal Output Current:
  • 20 A (redundancy)
  • 40 A (single load)
• Max Output Current:
  • 60 A (–25°C to +40°C)
• Power Loss at 20 A Load: Max. 10 W
• Connection in Series: Not supported
• Output Type: Passive decoupling (no regulation or monitoring)

Mechanical & Connection Data

• Input Terminal (Screw):
  • Rigid: 0.2–6 mm²
  • Flexible: 0.2–4 mm²
  • AWG: 12–10
  • Torque: 0.5–0.6 Nm
• Output Terminal (Screw):
  • Rigid: 0.5–16 mm²
  • Flexible: 0.5–16 mm²
  • AWG: 10–6
  • Torque: 1.2–1.5 Nm
• Mounting Position: Horizontal (DIN rail NS 35)
• Installation Clearance: 5 mm (sides), 50 mm (top/bottom)

Environmental & Reliability

• Protection Class: III
• Degree of Protection: IP20
• Pollution Degree: 2
• Operating Temperature: –40°C to +70°C (derating >60°C)
• Storage Temperature: –40°C to +85°C
• Max Altitude: 5000 m
• Humidity: ≤ 95% (non-condensing)
• Shock Resistance: 30 g / 18 ms
• Vibration Resistance: 2.3 g (15–150 Hz)
• MTBF: > 40,000,000 h (SN 29500, 25°C)
• Temperature Code: T4

Applications

Ideal For:

• Decoupling power supplies in redundant systems
• Industrial automation and control systems
• Mission-critical 24 V DC applications
• Switchgear and control panel power architecture

Key Features & Benefits

✅ True Redundancy: Ensures uninterrupted load supply in case of PSU failure.

✅ High Current Capacity: Supports up to 40 A continuous output.

✅ Passive Decoupling: No monitoring required, simple diode-based design.

✅ DIN Rail Design: Compact form factor with easy screw terminal connections.

✅ Efficient and Reliable: Over 97% efficiency with no signal interference.

📦 Available from Drive Outlet Megastore

The Phoenix Contact QUINT-DIODE/12-24DC/2X20/1X40 enhances power reliability by passively decoupling redundant supply paths — ensuring fault tolerance right up to the load.

Need help configuring your power redundancy system? Contact our support team today.

Phoenix reliability, Drive Outlet delivery — uninterrupted power made simple.