ESD5120 unit for generator frequency auto speed governor controller

FOB Reference Price:Get Latest Price
$56.00 - $66.00 / Piece | 1 Piece/Pieces auto speed governor controller (Min. Order)
Support Sea freight
Report Suspicious Activity
Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
yellow with black
12 or 24 VDC Battery Systems
Maximum Actuator Current:
25celsius(77celsius F): 10 Amps continuous
brushless generator
Box size:
Power Consumption:
50 ma continuous plus acutator current
Steady Stability:
+/-0.25% or better
Supply Ability
Supply Ability:
3000 Piece/Pieces per Month auto speed governor controller
Packaging & Delivery
Packaging Details
dard carton,size of packing:18x17.5x5.5cm,size of carton: 52x38x42CM, 35~40PCS/carton
Lead Time :

ESD5120 unit for generator frequency auto speed governor controller

Product Description


The PER5120E  speed control unit is an all electronic device designed to control engine speed with fast and precise response transient load changes.   
2)Isochronous Operation/Steady Stability:  +/-0.25% or better

3)Supply:  12 or 24 VDC Battery Systems(transient&reverse voltage protected)

4)Power Consumption:  50 ma continuous plus acutator current

5)Maximum Actuator Current at 25celsius(77celsius F):  10 Amps continuous

6)Weight: 0.7kg

7)Relative Products;

PER5221 can substitute for ESD5221

PER5500 can substitute for ESD5500

PER5550 can substitute for ESD5550

PER5111 can substitute for ESD5111

PER5220 can substitute for ESD5220

PER5570 can substitute for ESD5570

PER5520 can substitute for ESD5520

PER5522 can substitute for ESD5522

PER5330 can substitute for ESD5330

PER5521 can substitute for ESD5521

PER5120 can substitute for ESD5120



Input Voltage 190-264V ac
 Frequency 50-60 Hz nominal
 Wire 2
Output Voltage max 90V dc at 207V ac input
 Current continuous 4A dc, intermittent 6A for 10 secs
 Resistance 15 ohms minimum
 Regulation  +/- 1.0%
 Thermal Drift 0.04% per deg. C change in AVR ambient
 Typical system response AVR response 20ms
 Filed current to 90% 80 ms
 Machine Volts to 97% 300ms
 External voltage adjustment +/-10% with 1 k ohm 1 watt trimmer
 Under frequency protection Set point 95% Hz
 Slope 170% down to 30 Hz
 Unit power dissipation 12 watts maximum
 Build up voltage 4 Volts @ AVR terminals
 Analogue Input Maximum input ±5V dc
 Sensitivity 1v for 5%
 Input resistance 1k ohm
 Quadrature Droop Input 10 ohms burden
 Max. sensitivity: 0.07 A for 5% droop 0PF
 Max. input: 0.33A
Environmental Vibration 20-100 Hz,50mm/se
 100Hz – 2kHz, 3.3g
 Operating temperature -40 to +70 Deg. C
 Relative Humidity 0-70 Deg. 
 Storage temperature -55 to +80 Deg. C


sales4000pcs/monththe fastest transit time2days!
inventory situationa lauge number of stocksoperational advantageseasy for operation
production cycle1~3days


answer all of your questions within 1day


Packaging & Shipping


Payment Term

1.We accept L/C,D/P,D/A, Alipay, West Union, TT. Cash. 

2.All major Credit cards are accepted through secure payment processor ESCROW.

Shipment Term

1. We Ship to Worldwide, except APO/FPO 

2. Orders processed timely after showing remittance copy. 

3. We only ship to confirmed order addresses. Your order address MUST MATCH your  address. 

4.Items are shipped from China by Airmail, reach most of the countries within 4 to 20 business days. 

5.Delivery time depends on destination and other factors, it may takes up to 20 business days.

6. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 

7. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!


Our Services


1. Guarantee:365 days after selled. 

2. During guarantee,the items share free repairs or replacement. 

3. Customer is responsible for the freight come-and-go,and the custom tax. 

4. You may consider to send the defective item with a economical way,and we send back the repaired items with your new order together. 

5. To save the cost,pls send the item back without packing. 

6. Pls provide the defective appearance and related invoice number. 

7.We do not repair or replace item with an expired warranty. 

8.All emails will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your email or give us a call any time.

We are expecting the long time and mutual benefit cooperation with you!