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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Foocles
  • Model Number: FLST78
  • Theory: Electromagnetic Relay
  • Usage: PCB
  • Size: Subminiature
  • Protect Feature: Sealed
  • Contact Load: Low Power
  • Product Size: 15.7mm*12.3mm*14.0mm
  • Contact Form: 1A, 1C
  • Contact Material: Silver Alloy
  • Load Current: 20A
  • Max. Operating Voltage: 28VDC
  • Coil Volatge: 6-24VDC
  • Coil Power: 0.6W,0.8W
  • Insulation Resistance: 100MΩ
  • Mechanical Life: 1000000
  • Electrical Life: 100000

Packaging & Delivery

Packaging Details 200pcs/box 25*16*23cm
2000pcs/ctn 35.5*28*14.5cm
Delivery Time 7 days after confirming the payment

small car relay t78 12v a type 4 pins jqc t78 dc12v a


Product Description



  • Small size, light weight
  • Switching capacity up to 20A(at 85℃)
  • High resistance to vibration and shock    
  • Outline Dimensions:15.5*12.2*13.6mm
Contact arrangement1A,1B,1C
Voltage drop(initial)
Type:100mV(at 10A)
Max:250mV(at 10A)

Max. carrying current(NO contact)

35A/min 25A/h²
Max. switching currentNO/NC:35/20A(at 16VDC)
Max. switching voltage60VDC
Max. switching power280W
Contact rating

Resistive:20A 14VDC
Motor locked:20A 14VDC
Motor free:Break:4A 14VDC/Shock:20A/14VDC
Min. contact load1A 16VDC
Mechanical endurance100000 ops
Electrical endurance10000000 ops
Initial insulation resistance100MΩ(100VDC)
Dielectric strength500VAC(1min,leakage current less than 1mA)
Operate timeMax:10ms
Release timeMax:5ms
Vibration resistance10Hz-55Hz 1.5mmDA
ConstructionSealed, Flux proofed
Unit weight6g


External Dimensions: 


Wiring Diagram:


Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages 
before you pay the balance.

Q3. What is your terms of delivery?

Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.


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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
42 Transactions 70,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $50,000
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