We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
JOHNSON CONTROLS R310AE-2C Surface-Mounted Current Sensor Relay - Surface-Mounted Relays
JOHNSON CONTROLSSurface-Mounted Relays

JOHNSON CONTROLS R310AE-2C Surface-Mounted Current Sensor Relay

The JOHNSON CONTROLS Current Sensor Relay (MPN R310AE-2C) is a surface-mounted relay with a bracket mounting style. It monitors undercurrent with a fixed trip point of 0.75 A and features a terminal strip electrical…

SKU 3G-OTH-35991

Also listed as: R310AE2C · R310AE 2C

Brand
JOHNSON CONTROLS
Item
R310AE-2C Surface-Mounted Current Sensor Relay
Part Number
R310AE-2C
Category
Surface-Mounted Relays
Available to Order
Also known as:R310AE-2CJOHNSON CONTROLS
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

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.

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
R310AE-2C
Type
Pin
AC/DC
0 to 250V
Trip Point
0.75 A
Current Rating
200 A
Mounting Style
Bracket
Trip Point Type
Fixed
Status Indicator
LED Indicator
Monitored Parameters
Undercurrent
Electrical Connection
Terminal Strip

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 Current Sensor Relay (MPN R310AE-2C) is a surface-mounted relay with a bracket mounting style. It monitors undercurrent with a fixed trip point of 0.75 A and features a terminal strip electrical connection and an LED status indicator. The relay has a 200 A current rating and operates from 0 to 250V AC/DC.

Frequently Asked Questions

What is the JOHNSON CONTROLS R310AE-2C current sensor relay used for?

The JOHNSON CONTROLS R310AE-2C is a surface-mounted current sensor relay used to monitor undercurrent conditions in industrial equipment. It detects when current drops below its fixed 0.75 A trip point, triggering an alarm or shutdown to protect motors, pumps, and conveyors from damage due to load loss or belt failure.

What are the specifications of the JOHNSON CONTROLS R310AE-2C current sensor relay?

The JOHNSON CONTROLS R310AE-2C is a surface-mounted relay with a bracket mounting style. It has a 200 A current rating, operates from 0 to 250V AC/DC, and monitors undercurrent with a fixed trip point of 0.75 A. Electrical connection is via a terminal strip, and it includes an LED status indicator.

Where to buy the JOHNSON CONTROLS R310AE-2C current sensor relay worldwide?

3G Electric supplies the JOHNSON CONTROLS R310AE-2C current sensor relay worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this surface-mounted relay.

How to install the JOHNSON CONTROLS R310AE-2C current sensor relay?

Mount the JOHNSON CONTROLS R310AE-2C securely using its bracket to a flat surface near the monitored conductor. Connect the terminal strip per the wiring diagram, ensuring the conductor passes through the sensor aperture. Apply power from 0 to 250V AC/DC and verify the LED indicator shows correct undercurrent monitoring.

Used in

Common applications for JOHNSON CONTROLS
Building automation systems — Johnson Controls TE-6361M-1 duct temperature sensor for monitoring duct temperatures in HVAC systems.
Refrigeration systems — Johnson Controls SEC99AA-24C armored capillary tubing for connecting pressure controls.
HVAC differential pressure control — Johnson Controls P74EA-8C for controlling equipment based on pressure changes.
Liquid flow detection — Johnson Controls F261MAH-V01C paddle flow switch for piping systems.
Hydronic heating and cooling — Johnson Controls VG2431YN globe valve for flow control in water systems.
Refrigeration condensing units — Johnson Controls P66AAB-1C fan speed control for maintaining pressure.
Not sure this is the right part? Photo-identify it→

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS surface-mounted relays. 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
General purpose power relay with SPDT contacts, rated for 10 A. Coil voltage accepts 24V AC/DC or 120V AC. Includes a 0.50 in NPT nipple for conduit mounting. Used for switching loads in control panels and similar applications
JOHNSON CONTROLS
General purpose power relay with SPDT contacts, rated for 10 A. Coil voltage accepts 24V AC/DC or 120V AC. Includes a 0.50 in NPT nipple for conduit mounting. Used for switching loads in control panels and similar applications
Surface-mounted relay with fixed trip point of 0.25 A for undercurrent monitoring. Operates at 30V AC/DC with 0.4 A current rating. Features switch adjustment and terminal strip connection. No status indicator. Used in industrial control circuits to detect low current conditions
RIB
Surface-mounted relay with fixed trip point of 0.25 A for undercurrent monitoring. Operates at 30V AC/DC with 0.4 A current rating. Features switch adjustment and terminal strip connection. No status indicator. Used in industrial control circuits to detect low current conditions
Surface-mounted relay for monitoring undercurrent conditions in electrical circuits. Fixed trip point of 0.35 A with switch adjustment and terminal strip connection. Rated 0.4 A at 30V AC/DC. No status indicator
RIB
Surface-mounted relay for monitoring undercurrent conditions in electrical circuits. Fixed trip point of 0.35 A with switch adjustment and terminal strip connection. Rated 0.4 A at 30V AC/DC. No status indicator

More from JOHNSON CONTROLS

View all JOHNSON CONTROLS parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first