ZINSCO QCAL-15N N 15A 240V 2-pole Molded Case Circuit Breaker QCAL15N

Description:

The Zinsco QCAL-15N N is a 15 Amp, 2-pole molded case circuit breaker designed for use in Zinsco / GTE Sylvania load centers. It operates on 240V systems and uses a thermal-magnetic trip mechanism to protect against overloads and short circuits. This breaker is part of the QCAL (QC/QCAL series) and features a plug-in (snap-in) mounting style for installation in compatible panels. Product listings confirm its configuration as 15A, 240V, 2-pole within the QCAL series.

Applications:

The Zinsco QCAL-15N breaker is commonly used in residential and light commercial electrical systems for 240V branch circuits such as small HVAC units, pumps, water heaters, and dedicated appliance loads requiring 15A protection. It is specifically intended for legacy Zinsco panels still in service and is typically used today for maintenance or replacement purposes due to its discontinued status. 

Technical Specifications:

• Manufacturer: Zinsco / GTE Sylvania
• Model / Part Number: QCAL-15N N
• Product Type: Molded Case Circuit Breaker
• Poles: 2-Pole
• Current Rating: 15 Amps
• Voltage Rating: 240 VAC
• Mounting: Plug-in / Snap-in (QC/QCAL series)
• Trip Type: Thermal-magnetic
• Interrupt Rating: ~10 kAIC (typical class)
• Function: Overcurrent and short circuit protection
• Status: Obsolete / discontinued (surplus or aftermarket availability)

Common Replacements:

• Connecticut Electric UBIZ215 2-Pole 15A Zinsco Replacement Breaker
• Siemens Q215 2-Pole 15A Circuit Breaker
• Square D QO215 2-Pole 15A Circuit Breaker