Can this 40A contactor replace a 30A contactor?

Yes. This 40A contactor is a safe upgrade for a 30A unit, provided the Coil Voltage (120V) and Poles match. Rule: Coil voltage must be exact; Amps can be higher, but never lower than your original one.

My equipment runs on 240V, but I have a 120V control source. Will this work?

Yes. The "120V" refers to the Coil (control) voltage only. The power poles (contacts) are rated up to 600V, so they can easily and safely switch a 240V load while being triggered by a 120V source.

Can I use this to control a bank of grow lights with a timer?

Yes, absolutely. This is ideal for switching high-power lighting loads (like HPS, MH, or LED grow lights). You can connect the 120V coil terminals to a standard wall timer or smart plug to automate your lighting setup safely.

Is this suitable for a sump pump or pool pump motor?

Yes. It is rated for 40 Amps, making it heavy-duty enough to handle the high startup current (inrush) of pump motors. Just ensure your control switch (float switch or timer) provides a 120V signal.

My old contactor buzzes/hums — will replacing it fix that?

Often yes. Buzzing can be caused by a worn coil/armature, pitted contacts, or low control voltage. Replacing the contactor commonly resolves noise if the control voltage is stable and wiring is correct

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SunLee 2 Pole 40 Amp contactor 120v Coil UL 2 Pole Lighting Load 50 AMP Contactor Equivalent to 42CF15AF for Condenser Compressor HVAC Contactor

SunLee 2 Pole 40 Amp contactor 120v Coil UL 2 Pole Lighting Load 50 AMP Contactor Equivalent to 42CF15AF for Condenser Compressor HVAC Contactor

Product ID: 227077896

Details

Connector Type
Clamp Quick
Contact Material
Silver Alloy
Contact Type
Normally Open
Current Rating
40 Amps
Mounting Type
Panel Mount

⚡40 Amp heavy-duty current

🔥Class F 155°C coil insulation

🔧120V coil for universal HVAC fit

E£ 3536

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Description

⚡ Upgrade your HVAC game with SunLee’s powerhouse contactor!

BUILT TO LAST - Bulk molding compound casing resists heat, vibration, and impact better than bakelite
THERMAL TOUGHNESS - Class F coil insulation offers superior heat resistance at 155°C
TECHNICIAN APPROVED - 100% factory-tested and UL compliant for professional-grade reliability
POWERHOUSE PERFORMANCE - Handles up to 40 Amps for reliable HVAC control
UNIVERSAL COMPATIBILITY - Replaces multiple 2-pole contactors from 20A to 40A effortlessly

The SunLee 2 Pole 40 Amp Contactor with a 120V coil is a UL-listed, industrial-grade HVAC control component designed for condenser compressors and lighting loads. Featuring Class F 155°C coil insulation and a robust bulk molding compound housing, it delivers superior thermal endurance and mechanical strength. Compatible with a wide range of 2-pole contactors rated from 20 to 40 Amps, it’s factory-tested for reliability and built to meet professional HVAC standards.

Specifications

ASIN	B088895GBY
Best Sellers Rank	#5,722 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Motor Contactors
Brand	SUNLEE
Brand Name	SUNLEE
Coil Voltage	120 Volts (AC)
Connector Type	Screw
Contact Current Rating	40 Amps
Contact Material	Silver
Current Rating	40 Amps
Customer Reviews	4.7 out of 5 stars 375 Reviews
Manufacturer	sunlee controls
Minimum Switching Voltage	120 Volts (AC)
Mounting Type	DIN Rail Mount
Operation Mode	Automatic
Specification Met	Ul, A2l Compliant

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E£ 3536

Duties & taxes included

In stock

Sold byAmazon EGYPTDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to EGYPT.

Secure transaction

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