JOHNSON CONTROLS Temperature Control: Single Stages, Heat and Cool, -40°F to 212°F, Digital
The JOHNSON CONTROLS A421ABC-03C is a single-stage electronic temperature control for boiler applications. It operates with a 120V AC input voltage and is compatible with the A99 series. The digital control features…
SKU 3G-OTH-68561
Also listed as: A421ABC03C · A421ABC 03C
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The JOHNSON CONTROLS A421ABC-03C is a single-stage electronic temperature control for boiler applications. It operates with a 120V AC input voltage and is compatible with the A99 series. The digital control features a single SPDT output and a temperature range of -40°F to 212°F.
Frequently Asked Questions
What is the JOHNSON CONTROLS A421ABC-03C temperature control used for?
The JOHNSON CONTROLS A421ABC-03C is a single-stage electronic temperature control designed for boiler applications. It maintains temperature within a range of -40°F to 212°F, making it suitable for heating and cooling systems in commercial and industrial facilities.
What are the specifications of the JOHNSON CONTROLS A421ABC-03C?
The A421ABC-03C is a digital, single-stage temperature control with a single SPDT output. It operates on 120V AC input voltage, covers a temperature range of -40°F to 212°F, and is compatible with the A99 series. It does not have variable output voltage.
Where to buy the JOHNSON CONTROLS A421ABC-03C worldwide?
3G Electric supplies the JOHNSON CONTROLS A421ABC-03C temperature control worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to install the JOHNSON CONTROLS A421ABC-03C temperature control?
Install the A421ABC-03C by mounting it securely and wiring the 120V AC input and SPDT output per the wiring diagram. Ensure the sensor is properly placed for accurate temperature sensing. Follow standard electrical safety practices and consult the manufacturer's manual for detailed instructions.
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3G Electric supplies JOHNSON CONTROLS single-stage electronic temperature controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
