Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent, Hard Wired - Power & Relay Control Units
HUBBELL WIRING DEVICE-KELLEMSPower & Relay Control Units

HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent, Hard Wired

The HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300 is a hard-wired power and relay control unit for fluorescent lighting. It accepts an input voltage of 120 to 277V AC and provides a 24V DC output. This unit is…

SKU 3G-OTH-385463

Brand
HUBBELL WIRING DEVICE-KELLEMS
Item
Control Unit: CU300, Fluorescent/Incandescent, Hard Wired
Category
Power & Relay Control Units
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

HUBBELL WIRING DEVICE-KELLEMS
Manufacturer Part Number
CU300M
Type
Fluorescent/Incandescent, Hard Wired
DC
24V
Input Voltage
120 to 277V AC
Output Voltage
24V DC
Lighting Technology
Fluorescent
Communication Method
Hard Wired
Compatible with Series
CU300
View Full Spec Sheet

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

HUBBELL WIRING DEVICE-KELLEMS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300 is a hard-wired power and relay control unit for fluorescent lighting. It accepts an input voltage of 120 to 277V AC and provides a 24V DC output. This unit is compatible with the CU300 series and is identified by manufacturer part number CU300M.

Frequently Asked Questions

What is the HUBBELL WIRING DEVICE-KELLEMS CU300 control unit used for?

The HUBBELL WIRING DEVICE-KELLEMS CU300 control unit is used for switching and controlling fluorescent or incandescent lighting loads in commercial and industrial facilities. It accepts 120 to 277V AC input and provides a 24V DC output for relay control, enabling centralized lighting management via hard-wired communication.

What are the specifications of the HUBBELL WIRING DEVICE-KELLEMS CU300M?

The CU300M has an input voltage of 120 to 277V AC and an output voltage of 24V DC. It supports fluorescent and incandescent lighting, uses hard-wired communication, and is compatible with the CU300 series. The manufacturer part number is CU300M, and the brand is HUBBELL WIRING DEVICE-KELLEMS.

Where to buy the HUBBELL WIRING DEVICE-KELLEMS CU300M worldwide?

You can source the HUBBELL WIRING DEVICE-KELLEMS CU300M through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this control unit to procurement teams and plant engineers internationally.

How to install the HUBBELL WIRING DEVICE-KELLEMS CU300 control unit?

Install the CU300 by mounting it in a suitable enclosure, connecting the 120 to 277V AC input to line and neutral, and wiring the 24V DC output to compatible relays or loads. Follow local electrical codes and the manufacturer's wiring diagram. Ensure power is off before installation and use proper conduit for hard-wired connections.

Used in

Common applications for HUBBELL WIRING DEVICE-KELLEMS
Manufacturing plant maintenance — Hubbell Wiring Device-Kellems self-retracting cord reels (HBLI45123GF20) for power tool access
Commercial office flooring — Hubbell Wiring Device-Kellems brass floor box covers (S1CFCBRS) for underfloor power and data outlets
Outdoor lighting control — Hubbell Wiring Device-Kellems weatherproof covers (WP2) for exterior switch and receptacle enclosures
Warehouse lighting systems — Hubbell Wiring Device-Kellems fluorescent lamp starters (FS4) for 40W fixture replacement
Facility energy management — Hubbell Wiring Device-Kellems countdown timers (DT5060W) for automated lighting shutoff in restrooms or storage areas
Industrial hardwired installations — Hubbell Wiring Device-Kellems cord reels (HBLW75104W) for fixed equipment with bare-wire connections

HUBBELL WIRING DEVICE-KELLEMS Products

3G Electric supplies HUBBELL WIRING DEVICE-KELLEMS power & relay control units. 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

Similar products

Matched by specification & description
HUBBELL Pressure Switch: Mfr Part # 69HAU3. Key specifications — Manufacturer Part Number: 69HAU3; Product Type: Pressure Switch.
HUBBELL
HUBBELL Pressure Switch: Mfr Part # 69HAU3. Key specifications — Manufacturer Part Number: 69HAU3; Product Type: Pressure Switch.
KRUETER Switching Relay: Mfr Part # RCC-1109. Key specifications — Product Type: Switching Relay; Manufacturer Part Number: RCC-1109.
KRUETER
KRUETER Switching Relay: Mfr Part # RCC-1109. Key specifications — Product Type: Switching Relay; Manufacturer Part Number: RCC-1109.
UNITED ELECTRIC Pressure Switch: Mfr Part # H400K-456. Key specifications — Manufacturer Part Number: H400K-456; Product Type: Pressure Switch.
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H400K-456. Key specifications — Manufacturer Part Number: H400K-456; Product Type: Pressure Switch.
FURNAS Switching Relay: Mfr Part # 3UB81234CW2. Key specifications — Manufacturer Part Number: 3UB81234CW2.
FURNAS
FURNAS Switching Relay: Mfr Part # 3UB81234CW2. Key specifications — Manufacturer Part Number: 3UB81234CW2.
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-703. Key specifications — Manufacturer Part Number: H100-703; Product Type: Pressure Switch.
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-703. Key specifications — Manufacturer Part Number: H100-703; Product Type: Pressure Switch.
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-218. Key specifications — Manufacturer Part Number: H100-218; Product Type: Pressure Switch.
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-218. Key specifications — Manufacturer Part Number: H100-218; Product Type: Pressure Switch.

More from HUBBELL WIRING DEVICE-KELLEMS

View all HUBBELL WIRING DEVICE-KELLEMS parts
HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent, Hard Wired, 120/277V AC (MPN CU300A). Key specifications — Manufacturer Part Number: CU300A; Communication Method: Hard Wired; Compatible with Series: CU300; Input Voltage: 120/277V AC; Lighting Technology: Incandescent; Output Voltage: 24V DC; Brand: HUBBELL WIRING DEVICE-KELLEMS.
HUBBELL WIRING DEVICE-KELLEMS
HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent, Hard Wired, 120/277V AC (MPN CU300A). Key specifications — Manufacturer Part Number: CU300A; Communication Method: Hard Wired; Compatible with Series: CU300; Input Voltage: 120/277V AC; Lighting Technology: Incandescent; Output Voltage: 24V DC; Brand: HUBBELL WIRING DEVICE-KELLEMS.
HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent/LED, Hard Wired, 24V DC (MPN CU300HD). Key specifications — Manufacturer Part Number: CU300HD; Communication Method: Hard Wired; Compatible with Series: CU300; Input Voltage: 120 to 277V AC; Lighting Technology: Incandescent; Output Voltage: 24V DC; Brand: HUBBELL WIRING DEVICE-KELLEMS.
HUBBELL WIRING DEVICE-KELLEMS
HUBBELL WIRING DEVICE-KELLEMS Control Unit: CU300, Fluorescent/Incandescent/LED, Hard Wired, 24V DC (MPN CU300HD). Key specifications — Manufacturer Part Number: CU300HD; Communication Method: Hard Wired; Compatible with Series: CU300; Input Voltage: 120 to 277V AC; Lighting Technology: Incandescent; Output Voltage: 24V DC; Brand: HUBBELL WIRING DEVICE-KELLEMS.
HUBBELL WIRING DEVICE-KELLEMS
HUBBELL WIRING DEVICE-KELLEMS
HUBBELL WIRING DEVICE-KELLEMS Auxiliary Relay: Hubbell CU, Fluorescent/Incandescent, Hard Wired, AAR. Key specifications — Manufacturer Part Number: AAR; Communication Method: Hard Wired; Compatible with Series: Hubbell CU; Input Voltage: 24V DC; Lighting Technology: Incandescent; Output Voltage: 24V DC; Brand: HUBBELL WIRING DEVICE-KELLEMS.