JOHNSON CONTROLS Temperature Control: Single Stages, Heat and Cool, -40°F to 212°F, Digital
The JOHNSON CONTROLS A421GEF-02C is a single-stage electronic temperature control designed for chiller control applications. It operates with a 24V AC input voltage and is compatible with the A99 series. This digital…
SKU 3G-OTH-68831
Also listed as: A421GEF02C · A421GEF 02C
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- 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 A421GEF-02C is a single-stage electronic temperature control designed for chiller control applications. It operates with a 24V AC input voltage and is compatible with the A99 series. This digital control features SPDT switching and covers a temperature range of -40°F to 212°F, with a NEMA 4X enclosure.
Frequently Asked Questions
What is the JOHNSON CONTROLS A421GEF-02C temperature control used for?
The JOHNSON CONTROLS A421GEF-02C is a single-stage electronic temperature control used for chiller control applications. It maintains precise temperature regulation in industrial cooling systems, ensuring reliable operation within a -40°F to 212°F range. Its NEMA 4X enclosure suits harsh environments.
What are the specifications of the JOHNSON CONTROLS A421GEF-02C?
The A421GEF-02C operates on 24V AC input voltage, features SPDT switching, and is compatible with the A99 series. It has a digital display, covers -40°F to 212°F, and comes in a NEMA 4X enclosure. Variable output voltage is not supported. This JOHNSON CONTROLS unit is designed for chiller control.
Where to buy the JOHNSON CONTROLS A421GEF-02C worldwide?
3G Electric supplies the JOHNSON CONTROLS A421GEF-02C worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this temperature control to any country.
How to install the JOHNSON CONTROLS A421GEF-02C temperature control?
Mount the A421GEF-02C in a dry location within its NEMA 4X enclosure. Connect 24V AC power to the input terminals and wire the SPDT output to your chiller contactor. Set the desired temperature setpoint using the digital interface. Always follow local electrical codes and the JOHNSON CONTROLS manual.
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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.
