FREE delivery on orders over €150
Product Specifications:
| Item | Electronic Temperature Control |
| Ambient Humidity | 0% rh to 95% rh |
| Application | Boiler Control, Chiller Control, Cooling Control, Damper Control, Fan Control, Heating Control, Temperature Sensing And Control |
| Color | Gray |
| Compatible With Series | A99 |
| Contact Form | SPDT |
| Contact Rating Resistive @ 120v | 15A |
| Contact Rating Resistive @ 240v | 10A |
| Contact Rating Resistive @ 277v | 10A |
| Contact Type | SPDT |
| Depth | 2 3/8" |
| Differential | +1°F to +30°F |
| Display Color | Black\White |
| Display Color | Gray |
| Display Height | 1 1/2" |
| Display Size | 1.5 x .5 sq. in. |
| Display Type | Digital |
| Display Width | 1/2" |
| Features | Removable Sensor With Screw Terminals, Keypad Lock Out, Sensor Failure, Adjustable Anti Short Cycle Delay |
| For Use With | Suitable For Temperature Control In Heating, Cooling Applications |
| Full Load Amps @ 120v | 16A |
| Full Load Amps @ 240v Ac | 8A |
| Full Load Amps @ 240vac | 8A |
| Full Load Current @ 240v Ac | 8A |
| Height | 5" |
| Housing Material | Steel |
| Hp @ 120vac | 1 hp |
| Hp @ 240v Ac | 1 hp |
| Includes | Off Cycle Defrost |
| Input Voltage | 120/240V AC |
| Ip Rating | IP67 |
| Maximum Control Temperature | 212°F |
| Maximum Temperature Differential Setting | 30°F |
| Minimum Control Temperature | -40°F |
| Minimum Temperature Differential Setting | 1°F |
| Nema Rating | 4X |
| Nema/ip Rating | 4X/Nema Ip67 |
| No. Of Contacts | 1 |
| Number Of Relay / Analog Outputs | 1 Relay |
| Number Of Relay Control Output | 1 |
| Number Of Relay Inputs | 1 |
| Number Of Relay Outputs | 1 |
| Number Of Sensor Inputs | 1 |
| Number Of Sensors Included | 1 |
| Number Of Spdt Outputs | 1 |
| Number Of Stages | 1 |
| Number Of Switches | 1 |
| Overall Depth | 2 3/8" |
| Overall Height | 5" |
| Overall L X W | 5" x 2 3/8" |
| Overall Width | 2 3/8" |
| Power Consumption | 1.8 VA |
| Product Datasheet | johnson-controls-a421abc-02c.pdf |
| Product Type | Temperature Control |
| Resistive Load Amps @ 240v | 48A |
| Resistive Load Current @ 120v | 96A |
| Sensing Bulb Dia. | 1/4" |
| Sensing Bulb Diameter | 1/4" |
| Sensing Bulb Length | 2" |
| Sensor Type | A99BB-25C |
| Switch Action | Open/Close On Rise |
| Temperature Control Function | Heat And Cool |
| Variable Output Voltage | No |
| Width | 2 3/8" |
Shipping Info:
| Ship weight (kg) | 0.57 |
| Ship height (cm) | 12.7 |
| Ship length (cm) | 6.03 |
| Ship width (cm) | 6.03 |
| Country of Origin | MX |
Documentation:
Product Variants
| Model | Sensor Type | Input Voltage | Power Consumption | Display Type | Height | Color | Differential | Number Of Relay Inputs | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| A421ABC-02C | A99BB 200C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €195.83 | |
| A421ABC-03C | A99BB 300C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €201.92 | |
| A421ABC-04C | A99BB 400C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €204.62 | |
| A421ABC-06C | A99BB 400C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €211.89 | |
| A421ABT-02C | A99BB 200C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €226.42 | |
| A421ABD-02C | A99BB 200C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €221.23 | |
| A421ABG-02C | A99BB 200C | 120/240V AC | 1.8 VA | Digital | 5" | Gray | +1°F to +30°F | 1 | €268.70 |
Explore Products
- STEARNS BRAKES 108731102BQB Brake Assembly
- TB WOODS V005-H202 Brake And Clutch Accesory, Code 20, Size 15
- EATON SVX005A1-4A1B1B1B2B4 Adjustable Frequency Drive, 5HP, NEMA Type 1, 380-500V, EMC H, 1 Al, 2 AO
- OSG 63660 Spot Drill, 10.00 mm Drill Bit Size, 30.00 mm Flute Lg, 93.00 mm Lg, Tin Finish
- BRADY 8795-3C-PK Pipe Marker, Naphtha, Yellow, Black, Fits 3/4 Inch and Smaller Pipe OD, 3 Pipe Marker
- CONEX BANNINGER F031020403 Female Elbow, 18 x 1/2 Inch Size
- SQUARE D NSYTRAL44 Plug-In Bridge, Red, 4 Poles
- ALLEGRO SAFETY 9904-33 Replacement Shade Lens Kit
Explore More
- CONTINENTAL
- KEYSHAFT
- MILLER-SMITH EQUIPMENT
- SLICK LOCKS
- GOLDEN STAR
- Colorimeters
- Sound Level Meter Accessories
- Master Sets
- Electric Hydraulic Accessories
- Type I & II Safety Cans
- HELICOIL Complete Working Gages, UNC, 3B
- PS DOORS Access Hatches
- VIEGA PROPRESS 45 Degree Elbows, Copper, Press x FTG, EPDM
- RUD CHAIN Keys With Spring
- ANVIL AS714 Series Tee Plates
- TSUBAKI Offset Links
- HOFFMAN Proline Series Upper Front Solid Doors
- KERN AND SOHN ODC-AK Series Eyepiece Adapters
- SLOAN Flange Kits
- JANITIZED Vacuum Bags
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
JOHNSON CONTROLS A421AED-01C Electronic Temp Control 5 Inch Height 2-3/8 Inch Width
€359.13 /unit
