Solution for control refrigerators

I need full Solution for control refrigerators Divided to these main parts:

1- Controller part:

a. Will be in High Temperature about 50 – 90 Degree

b. Have to control 4 coolers fans 25 A 12V or 25A 24V

c. Another 5 fans for refrigerator.

d. 2 Compressors

e. 4 Temperatures sensor

f. 4 Purser sensor to diced which fans on which is of

2- Display Part:

a. User part

i. Set on the work temperatures

ii. Show the errors

iii. Shows temperatures

b. Administration part

i. Put on the settings of controller side

ii. Put on the settings of printer

iii. Put on the settings of GPS

iv. Put on the settings of Display

v. Save temperatures

3- Printing Part:

Printing temperatures for an interval which can be setup on display part

4- GSM GPS Model:

a. Send a web request by parameters which is configured

I need full solution it can be android 28$ PC. Or PIC controller or Atmel I don’t care

I already have this solution from different companies

1- Controller part 29$

2- Display Part:80$

3- Printing Part: 20$

4- GSM GPS Model:90$

But I want it to be My brand and like lego So can Sold only controller with display printer with temperatures and so on display with temperatures and so on.

Payment will be on 3 part

First will be only when a prototype is ready and I have it and working for 100%.

The second payment will be after bugs solved of 2 weeks testing

The third will be after will be after bugs solved of 1 month testing

Skills: Electrical Engineering, Electronics, Microcontroller, PCB Layout

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About the Employer:
( 0 reviews ) Donetsk, Ukraine

Project ID: #4306270

9 freelancers are bidding on average $598 for this job


Dear Sir, We are Reserach and Development company whose working area are : -Digital Motor Control -Analog Design -Electronic Design -Power Electronics -PCB design -Embedded system -Matlab -Simulation of ha More

$700 USD in 12 days
(12 Reviews)

I can do it.

$750 USD in 45 days
(10 Reviews)

Professional here.

$450 USD in 10 days
(3 Reviews)

Dear Client I can do it for [url removed, login to view] me

$500 USD in 12 days
(1 Review)

I could help you. Could you tell me the working temp of controller 50-90degree or ..?

$750 USD in 20 days
(2 Reviews)

Read Pm sir :)

$600 USD in 60 days
(1 Review)

Hi! I can help you with this task!

$450 USD in 20 days
(1 Review)

dear sir, please see the pm.

$750 USD in 30 days
(0 Reviews)

Hello, i can help you. check your PMB.

$630 USD in 30 days
(0 Reviews)

Hi, We have throughly read your requirements and believe that we can deliver exceptional results. We hope you will consider using our services. Best Regards,

$500 USD in 12 days
(0 Reviews)