This is a Schneider Electric 10A 120VAC DPDT Power Relay. Its part number is 788XBXRC1-120A.

Features:

• 10A max. switching current Ideal choice for automation panels and controls
• Clear or full-feature cover options
• Full-feature covers include an LED indicator and a locking test button
• DPDT and 3PDT contact configurations
• Simultaneous control of separate circuits
• Socket-mounting option Simplified installation and maintenance; use of protection modules, hold-down clips, and other accessories
• Gold-flashed contacts Reduced contact oxidation and increased shelf life
• Mechanical flag indicator (standard)
• Display of the relay status during testing or operation

Specifications:

• Contact Form: DPDT
• Control Voltage: 120 VAC ; 110/115/120/125 VAC
• Current Rating: 10 A
• Function: General Purpose
• Mounting Type: Socketable
• Primary Type: Power Relays
• Relay Type: Electromechanical
• Series: 788R Series
• Standards: UL ; CSA ; CE
• Termination: QC Tabs
• Voltage Rating: 300 VAC