1/1

COTO Relay 2904-05-401

$ 27 .69

✔ In Stock (Can ship in 5-7 days)

Quantity

MOQ : 12

Payment Methods

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee

2900 SERIES REED RELAY
High speed switching compared to electromechanical relays
Hermetically sealed contacts for long life
Epoxy coated steel shell provides magnetic shielding

Ask questions

(0/1,200)

Q: Are there size restrictions for international shipping?

A: International shipping may have size and weight restrictions depending on the destination country and shipping carrier's policies. During the checkout process, the available shipping options and any size restrictions will be displayed based on the dimensions and weight of the items in your cart.
Q: What should I do if I forgot my password?

A: If you forgot your password, click on the "Forgot Password" link on the login page. Follow the instructions to reset your password.
Q: Can I save my payment information for faster checkout?

A: We prioritize the security of your payment information and do not store sensitive payment details on our servers. However, you may have the option to securely save your payment information with trusted third-party payment processors for faster checkout on future orders.

Question has been sent successfully

Reviews

A

Andre Robitaille

Jul 23, 2025

COTO Relay 2904-05-401

Quick and hassle-free checkout

Helpful

Unhelpful
O

Omar Alawadhi

Jan 27, 2025

COTO Relay 2904-05-401

You're right on the wavelength.

Helpful

Unhelpful
A

Ali Fatemi

Jan 18, 2025

COTO Relay 2904-05-401

The zone control board arrived super fast!

Helpful

Unhelpful
R

Robert Draves

Oct 24, 2024

COTO Relay 2904-05-401

Coupon code did not work

Helpful

Unhelpful
A

Anonymous user

Nov 25, 2022

COTO Relay 2904-05-401

All was ok! No problems whatsoever.

Helpful

Unhelpful

COTO Relay 2904-05-401

$ 27 .69

Click here to view shipping costs.

✔ In Stock (Can ship in 5-7 days)

Quantity

MOQ : 12

Payment Methods

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee

People who bought this item also viewed

HONGFA Relay HF49FD-005-1H11

US$10.56

TURCK Relay IM33-22Ex-Hi 24VDC

US$569.23

Delixi Transformer JBK-63VA

US$27.50

Siemens Circuit Breaker 3RV1031-4BA10

US$663.55

HYUNDAI Contactor UMC400

US$2115.38

Schneider Surge Protection Device PM1W-IT

US$30.68

Tamura Fuse LE080-250V15A

US$0.38

Customers frequently viewed

IWAYA DENKI Water Pump 25CJT0752

US$2307.69

Panasonic Servo Motor MHMF022L1V2M

US$653.85

Honeywell Solenoid Valve VE4025B1045

US$334.62

ROTEN Mechanical Seal 8E5K-22-X

US$384.62

SANDSUN Overload Pump VA08H-760

US$1568.40

GS Battery 6-QW-60(450)-(55D23L-KR)

US$646.15

Rechi Compressor 44R273A

US$341.00

Bosch Rexroth Linear Guideway Runner Block R165381920

US$107.69

MINDMAN Air Cylinder MCQV2-11-40-200

US$88.46

Mitsubishi Compressor YB645WTG

US$549.00

SUMTAK Encoder IRH360-360-016

US$576.92

Copeland Compressor 6DSNR28ME-TSE-AD4

Bosch Rexroth Proportional Valve ZDC10P-20/M

Yuken Solenoid Valve DSG-01-2B3BL-D24-N-70

US$185.00

Holip VFD Frequency Converter 300117 HLPA011043B

SAND Transmitter PT3226B-M18-275MPa-152/460

Copeland Compressor ZH40KCE-TFM-250

LODXY Tool for Metal Cutting D8.0×20×60L

US$19.54

AIKS Relay ARL3F-L AC380V

US$7.69

AFE Relay BPM1-SS-105LM

US$0.96

Recent related posts

10/21/2021

List of Problems and Solutions for Piston Compressors

Piston compressors have an irreplaceable role in many areas but they are not easy to maintain. Therefore, it is very important for many companies to ensure smooth operation of this type of compressor.

02/14/2023

The Composition and Working Principle of Reduction Gearbox

Gearbox, also called reducer or gear reducer, is a widely applied reduction transmission mechanism equipment, composed of two or more gears.

06/14/2020

Newly installed air conditioner, it trips when plugged in, what's going on

Newly installed air conditioner, it trips when plugged in, what's going on This question is about the problems that occur when the newly purchased appliances are used for the first time.

09/21/2020

The history of industry

China is one of the first countries in the world to invent rolling bearings. According to archaeological relics and data, China’s oldest bearing with the prototype of a modern rolling bearing structure appeared in Xuejiaya Village, Yongji County, Shanxi Province from 221 to 207 BC (Qin Dynasty).

08/11/2020

Maintenance method of central air conditioning compressor

Everyone's understanding of air conditioners may only be the function and brand price of air conditioners, but they are not familiar with the internal structure and related components. How to maintain the central air conditioner compressor?

08/13/2020

Reasons for the reduction of refrigeration equipment system cooling capacity

Refrigeration equipment is a relatively large energy-consuming equipment, especially for summer cooling. Its electricity consumption costs are becoming more and more significant,

08/06/2020

How to maintain the lubrication system of the chiller

In the operation system of the chiller, more attention is paid to the refrigerant circulation system, the chilled water circulation system and the electrical control system of the refrigerator. The lubrication system is often overlooked. As everyone knows, this system is also very important to the chiller.

08/24/2020

Six questions about air conditioning This is what novices really need!

1. Even though the heat pump air conditioner has automatic defrosting, why the heating effect below -5℃ is not good?

07/15/2020

ZP67KCE-TFD575.6 HP 60Hz (R410A) air conditioner Emerson Copeland compressor

Today I want to introduce the Emerson Copeland compressor ZP67KCE-TFD/5/7, which is suitable for R410A refrigerant at 60Hz three-phase electric air conditioner. The power given in the manual of Emerson Copeland Scroll Air Conditioner Compressor is 5.6 hp. Other technical parameters can be downloaded from our company's website for inquiries.

08/10/2020

Energy saving tips for air purifiers you should know

As the smog hits in recent years and the air quality continues to decline, air purifiers have gradually become essential household appliances in people's homes. Experts suggest that the air purifier should be turned on for 24 hours.

Ask questions

Reviews

COTO Relay 2904-05-401

People who bought this item also viewed

Customers frequently viewed

Recent related posts

List of Problems and Solutions for Piston Compressors

The Composition and Working Principle of Reduction Gearbox

Newly installed air conditioner, it trips when plugged in, what's going on

The history of industry

Maintenance method of central air conditioning compressor

Reasons for the reduction of refrigeration equipment system cooling capacity

How to maintain the lubrication system of the chiller

Six questions about air conditioning This is what novices really need!

ZP67KCE-TFD575.6 HP 60Hz (R410A) air conditioner Emerson Copeland compressor

Energy saving tips for air purifiers you should know

Welcome to O&Kmarts