We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

JOHNSON CONTROLS Pneumatic Oil Indicator Cartridge A-4000-121 - Compressed Air Treatment Replacement Parts
JOHNSON CONTROLSCompressed Air Treatment Replacement Parts

JOHNSON CONTROLS Pneumatic Oil Indicator Cartridge A-4000-121

The JOHNSON CONTROLS Pneumatic Oil Indicator Cartridge, part number A-4000-121, is a replacement cartridge for compressed air treatment systems. This component is designed as a direct replacement for models 38Y085…

SKU 3G-OTH-198031

Also listed as: A4000121 · A 4000 121

Brand
JOHNSON CONTROLS
Item
Pneumatic Oil Indicator Cartridge A-4000-121
Category
Compressed Air Treatment Replacement Parts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
A-4000-121

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNSON CONTROLS Pneumatic Oil Indicator Cartridge, part number A-4000-121, is a replacement cartridge for compressed air treatment systems. This component is designed as a direct replacement for models 38Y085 and A-4000-120.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the JOHNSON CONTROLS A-4000-121 pneumatic oil indicator cartridge used for?

The JOHNSON CONTROLS A-4000-121 is a replacement cartridge used in compressed air treatment systems to indicate oil levels. It is commonly applied in industrial pneumatic circuits, HVAC controls, and plant maintenance where reliable oil monitoring is required to protect downstream equipment.

What are the specifications of the JOHNSON CONTROLS A-4000-121?

The JOHNSON CONTROLS A-4000-121 is a pneumatic oil indicator replacement cartridge. Its manufacturer part number is A-4000-121, and it directly replaces models A-4000-120 and A-4000-120. This component is designed for compressed air treatment systems and is identified by SKU A-4000-121.

Where to buy the JOHNSON CONTROLS A-4000-121 worldwide?

You can source the JOHNSON CONTROLS A-4000-121 pneumatic oil indicator cartridge through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the part reaches your facility reliably.

How to install the JOHNSON CONTROLS A-4000-121 replacement cartridge?

To install the JOHNSON CONTROLS A-4000-121, first depressurize the compressed air system and remove the old cartridge. Insert the new cartridge securely, ensuring proper alignment with the indicator housing. Re-pressurize and check for leaks. Always follow JOHNSON CONTROLS guidelines for safe installation.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS compressed air treatment replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
The JOHNSON CONTROLS A-4000-156 is a coalescing filter designed to remove oil from compressed air in pneumatic systems. It is intended as a replacement filter for pneumatic air dryers, helping to provide clean air for industrial instrumentation, controls, and pneumatic tools
JOHNSON CONTROLS
The JOHNSON CONTROLS A-4000-156 is a coalescing filter designed to remove oil from compressed air in pneumatic systems. It is intended as a replacement filter for pneumatic air dryers, helping to provide clean air for industrial instrumentation, controls, and pneumatic tools
JOHNSON CONTROLS Pneumatic Replacement Intake Filter: Particulate, 10 micron (MPN A-4000-612)
JOHNSON CONTROLS
JOHNSON CONTROLS Pneumatic Replacement Intake Filter: Particulate, 10 micron (MPN A-4000-612)
This replacement filter element is designed for use in pneumatic air dryers to remove solid contaminants from compressed air systems. It helps protect downstream equipment in applications requiring clean, dry air, such as industrial automation, HVAC, and process control
JOHNSON CONTROLS
This replacement filter element is designed for use in pneumatic air dryers to remove solid contaminants from compressed air systems. It helps protect downstream equipment in applications requiring clean, dry air, such as industrial automation, HVAC, and process control
JOHNSON CONTROLS Pneumatic Oil Filter: Coalescing, 0.025 micron, Coalescing (MPN A-4000-605)
JOHNSON CONTROLS
JOHNSON CONTROLS Pneumatic Oil Filter: Coalescing, 0.025 micron, Coalescing (MPN A-4000-605)
Coalescing replacement filter element for pneumatic systems. Removes oil aerosols and particulate contaminants down to 0.025 micron. Used in compressed air lines to protect downstream equipment such as valves and actuators from oil carryover
JOHNSON CONTROLS
Coalescing replacement filter element for pneumatic systems. Removes oil aerosols and particulate contaminants down to 0.025 micron. Used in compressed air lines to protect downstream equipment such as valves and actuators from oil carryover
JOHNSON CONTROLS Pneumatic Replacement Intake Filter: Particulate, 10 micron, 99% Filter Efficiency (MPN A-4000-613)
JOHNSON CONTROLS
JOHNSON CONTROLS Pneumatic Replacement Intake Filter: Particulate, 10 micron, 99% Filter Efficiency (MPN A-4000-613)

More from JOHNSON CONTROLS

View all JOHNSON CONTROLS parts
Service bypass valve for compressed air dryers. Enables maintenance or replacement of the air dryer without interrupting system airflow. Suitable for pneumatic systems requiring continuous operation
JOHNSON CONTROLS
Service bypass valve for compressed air dryers. Enables maintenance or replacement of the air dryer without interrupting system airflow. Suitable for pneumatic systems requiring continuous operation