SSR-25AA – 25A Solid State Relay (AC Control to AC Load)

Control Voltage: 70–280V AC Load Voltage: 24–480V AC Load Current: 25A
Mounting: Panel mount Switching Type: Zero-crossing

Key Specifications:

• Input Current: ≤15mA
• Turn-on Voltage: ≥70V AC
• Turn-off Voltage: ≤50V AC
• Output Type: TRIAC (AC switching)
• Leakage Current (off-state): ≤2mA
• Voltage Drop (on-state): ≤1.5V AC
• Switching Time: ≤10ms
• Dielectric Strength:
• Input to Output: ≥4000V
• Input/Output to Base: ≥2500V
• Operating Temperature: -20°C to +80°C
• Dimensions: 57.4 × 44.8 × 28 mm
• Weight: ~100g
• Certifications: CE marked

Features:

• Optical isolation between input and output
• Built-in RC snubber for noise suppression
• LED indicator for ON status
• Flame-retardant housing with aluminum base for heat dissipation
• Requires heatsink for loads above 10A

Applications:

• AC motor and heater control
• Industrial automation panels
• Packaging and molding machines
• Food processing equipment
• HVAC systems