Johnson Controls JAMPS-24

The Johnson Controls JAMPS-24 is a power supply and battery charger module designed for fire alarm system installations requiring dual 24VDC outputs. This unit automatically converts AC mains power to regulated DC output with integrated battery backup supervision and control for emergency backup operation during AC power loss.

Key Features

• Dual 24VDC power outputs for independent zone or device circuits
• Automatic switchover to sealed lead acid battery backup on AC failure
• Integrated battery charger for fast recharge cycles
• AC fail supervision with form-C dry contacts for panel notification
• Low battery and battery presence supervision outputs
• Filtered and electronically regulated power delivery
• Short circuit and thermal overload protection on both outputs

Technical Specifications

• Input: 120VAC, 60Hz (standard North American)
• Output: Dual 24VDC @ selectable amperage per channel
• Battery Type: Sealed lead acid or gel type compatible
• Charging Current: Selectable per application requirements
• Supervision Contacts: Form-C dry relays for AC fail, low battery, presence
• Operating Temperature Range: 0° to 49°C (32° to 120°F)
• Storage Temperature Range: -20° to 70°C (-4° to 158°F)

Certifications

• UL Listed for fire alarm applications