Sealed Power Relay with UL Certification

Our company is committed to the R & D, design and production of bluetooth automotive relay, car electrical relay, power control relay with the business philosoph of integrity and win-win. We keep enriching the connotation of enterprise culture of "technology first, quality first, pursuit of excellence, integrity world", actively participate in the market competition. We focus on product research and development, continue to bring forth the new, and produce high-quality products to meet market needs. We specialize in design, manufacturing and service experience and have excellent management, R&D and technical teams.

1 Product introduction of 40 ampere pcb power relay

Product Features :

◆High load switching capability

◆2500VAC is avaliable for dielectric strength between contact and coil

◆ Coil insulation grade Class F

◆ Contact form 1A,1B,1C available

◆ Dust-proof&Sealed type

◆ Complies with RoHS-Directive

◆ Dimension: 32*27.2*28.5mm & 32*27.2*20.5mm

◆ It Can replace Omron's similar relay with model No. G7G/G8P

◆ It Can replace Hongfa's similar relay with model No. HF105F-5

Designation code for this model, choose correct model as you want pls.

NB902  E  -12  S  -S  -A  4  W  4KV  L  T-105℃   X

  1    2   3   4  5    6  7  8    9   10    11     12

1:  Relay Model    2: NO max load 30A, none: 40A   3: Coil rated voltage  4: package S: Sealed, D: dust proof.

5:  Contact Material: S:AgSnO2  C:AgCdO  6:  Contact Form:   A:Normally Open  B:Normally Close  C:SPDT(NO&NC)

7:  Pin Form: A4:Normally open(4 pins), A5:Normally open(5 pins); B4:Normally close(4 pins), B5:Normally colse(5 pins);  C5:SPDT(5 pins), C6:SPDT(6 pins). 

8: W: white None: black  9:  4KV: Dielectric Strength between contact and coil 4000VAC  none: Dielectric Strength between contact and coil 2500VAC

10: L: coil power consumption 600mW, none: 900mW    11: T-105℃: ambient temperature 105℃   none: normal ambient temperature

12:  X: customer used code

Overview

After years of practice and exploration, we have gradually established a research and development system with the technology center as the main body, and the R & D team has gathered a large number of first-class technical talents in the product field at home and abroad. Serve the company's R & D, sales and after-sales service lines, and provide customers with solutions. We ensure product quality and safety to meet customers' consumption needs. Team spirit is the soul of an enterprise and the inexhaustible driving force for its sustainable development.

We are committed to accelerating product brand construction and expanding sales network. Our company culture itself is constantly innovating and developing, and the general recognition and active participation of employees are the characteristics of our company culture. We believe that as long as we continue to implement the company's core values, we will be able to achieve mutual benefit and win-win with customers and create a brilliant future!

2 Information diagram of 40 ampere pcb power relay

Contact Rating
Contact Form	1A,1B,1C
Contact Material	AgCdO AgSnO2
Contact Load Capacity	NB902			NB902E
	40A 240VAC/30VDC 40A 277VAC 1.5HP 1HP 240VAC TV-5 TV-15			30A/20A 240VAC/30VDC 30A 277VAC 1HP 1/2HP 240VAC TV-5
Switching Power Max.		1200W 11000VA
Switching Voltage Max.		30VDC/277VAC
Switching Current Max.		40A
Contact Resistance Max.		50mΩ(1A ,24VDC)
Life expectancy		Electrical	40A: 2x104 30A: 105
		Machanical	10 7

Safety Certification
Approval	CQC	TUV	UL
Load	30A/40A 240VAC 30VDC	30A/40A 240VAC 30VDC	30A/40A 277VAC 1.5HP 1HP 1/2 HP 240VAC TV-5 TV-15

Coil Rating
900mw							600mw
No.	Coil Voltage		Coil Resistance Ω±10%	Pick up (VDC) Max. (75% of Rated Voltage)	Drop out (VDC) Min.(10% of Rated Voltage)		No.	Coil Voltage		Coil Resistance Ω±10%	Pick up (VDC) Max. (75% of Rated Voltage)	Drop out (VDC) Min.(10% of Rated Voltage)
	Rated	Max.						Rated	Max.
5	5	6.5	28	3.75	0.5		3	3	3.9	15	2.25	0.3
6	6	7.8	40	4.5	0.6		5	5	6.5	42	3.75	0.5
9	9	11.7	90	6.75	0.9		6	6	7.8	60	4.5	0.6
12	12	15.6	160	9	1.2		9	9	11.7	135	6.75	0.9
15	15	19.5	250	10.25	1.5		12	12	15.6	240	9	1.2
18	18	23.4	360	13.5	1.8		15	15	19.5	375	10.25	1.5
24	24	31.2	640	18	2.4		18	18	23.4	540	13.5	1.8
48	48	62.4	2560	36	4.8		24	24	31.2	960	18	2.4
110	110	143	13445	82.5	11		48	48	62.4	3840	36	4.8

Technical Rating
Insulation Resistance		Min.1000MΩ(500VDC)	IEC 60255-5
Dielectric Strength	Between Contacts	1500VAC, 50/60Hz 1min; Max 4000 VAC	IEC 60255-5
	Between Coil&Contact	2500VAC 50/60Hz Min;	IEC 60255-5
Operate Time		≤15ms
Release Time		≤10ms
Shock Resistance		Operation extremes 10G Damage limits 100G	IEC 68-2-27 test Ea
Vibration Resistance		10Hz～55Hz double amplitude 1.5mm	IEC 68-2-6 test Fc
Ambient Temperature		﹣55℃～85℃;﹣55℃～105℃
Relative Humidity		85% RH , 40℃	IEC 68-2-3 test Ca
Weight		Approx.30.0g
Package		Sealed;Dust-proof type

3 Size and circuitry of 40 ampere pcb power relay

Outline Dimensions

Bottom View Layout

Wiring Diagram(Bottom View)

Project Data

4.Frequently Asked Question

Q: Ningbo Baocheng accept OEM/ODM order?

A:Surely Baocheng accept OEM/ODM orders based on bulk quantity,what's more Baocheng own brand "Baocheng" itself,who has distributor all over the world

Q: Can I request to advance the shipment?

A: It should be depends on whether there is sufficient inventory in our warehouse.

Our Sealed Power Relay with UL Certification has won the favor of consumers all over the country and abroad with exquisite design, fine production and diversified functions. We adhere to the business philosophy of "integrity, cooperation, tolerance, humanism and innovation" and expect and are willing to cooperate with any individual or organization. The company continues to expand new application areas with its professional technical capabilities and service levels.

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