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| Price | Negotiable |
| MOQ | 1000 Pieces |
| Delivery Time | 2-3 Weeks |
| Brand | AMPFORT |
| Place of Origin | Dongguan,Guangdong,China |
| Certification | UL,VDE |
| Model Number | 25D821K |
| Packaging Details | Bulk |
| Payment Terms | T/T,Paypal, Western Union |
| Supply Ability | 10,000,000 Pieces Per Month |
| Operating Temperature | -40 ~ +85 degC | Place of Origin | Dongguan,Guangdong,China |
| Packaging Details | Bulk | Model Number | 25D821K |
| Supply Ability | 10,000,000 Pieces Per Month | Certification | UL,VDE |
| Brand Name | AMPFORT | Payment Terms | T/T,Paypal, Western Union |
| Disc size | 25mm | Price | Negotiable |
| Delivery Time | 2-3 Weeks | Product name | Leaded Disk SIOV Metal Oxide Varistors 25D821K |
| Minimum Order Quantity | 1000 Pieces | Allowablle Voltage (VACrms) | 510VAC |
| Withstanding Surge Current | 15000A | Allowablle Voltage (VDC) | 670VDC |
| Lead Style | Straight | Application | General Purpose |
| Varistor DC Voltage (@1mA) | 820(738-902) | Storage Temperature | -40 ~ +125 degC |
Leaded
Disk
SIOV
Metal
Oxide
Varistors
25D821K
25mm
510VAC
670VDC
15000A
P12.5
Construction
Of
The Leaded
Disk
SIOV
Metal
Oxide
Varistors
25D821K
Round
varistor
element,
leaded
Coating:
epoxy
resin,
flame-retardant
to
UL
94
V-0
Terminals:
tinned
wire
Features Of
The
Leaded
Disk
SIOV
Metal
Oxide
Varistors
25D821K
•
High-energy
SuperioR
series
E4
•
All
types
duty
cycle
@
6
kV/
3
kA
=
>10
pulses,
according
to
IEC
62368-1;
G.8.2
and
IEC
60950-1;
Annex
Q,
IEC
61051-2
•
UL
approval
to
UL
1449
•
Very
high
surge
current
rating
up
to
18 kA
•
Wide
operating
voltage
(V1mA)
range
from
18V
to
1800V
•
Fast
responding
to
transient
over-voltage
•
Large
absorbing
transient
energy
capability
•
Low
clamping
ratio
and
no
follow-on
current
•
Meets
MSL
level
1,
per
J-STD-020
•
Operating
Temperature:-40°C
~
+85°C
•
Storage
Temperature:-40°C
~
+125°C
APPLICATIONS Of
The
Leaded
Disk
SIOV
Metal
Oxide
Varistors
25D821K
•
Transistor,
diode,
IC,
thyristor
or
triac
semiconductor
protection
•
Surge
protection
in
consumer
electronics
•
Surge
protection
in
industrial
electronic
•
Surge
protection
in
electronic
home
appliances,
gas
and
petroleum
appliances
•
Relay
and
electromagnetic
valve
surge
absorption
Electrical
Specification
Of
The Ø
25D
Series
Metal
Oxide
Varistor
Put
“J”
in
free
Code
Stands
For
High
Surge
Series
|
Part |
Vac |
Vdc |
V1mA |
Ip |
Vc |
Withstanding |
Maximum |
Rated |
C |
| 25D180K | 11 | 14 | 18(15-21.6) | 30 | 36 | 4500 | 20 | 0.25 | 45000 |
| 25D220K | 14 | 18 | 22(19.5-26) | 30 | 43 | 4500 | 25 | 0.25 | 29000 |
| 25D270K | 17 | 22 | 27(24-31) | 30 | 53 | 4500 | 30 | 0.25 | 26500 |
| 25D330K | 20 | 26 | 33(29.5-36.5) | 30 | 65 | 4500 | 35 | 0.25 | 18000 |
| 25D390K | 25 | 31 | 39(35-43) | 30 | 77 | 4500 | 40 | 390 | 13500 |
| 25D470K | 30 | 38 | 47(42-54) | 30 | 93 | 4500 | 50 | 0.25 | 11500 |
| 25D560K | 35 | 45 | 56(50-62) | 30 | 110 | 4500 | 60 | 0.25 | 10500 |
| 25D680K | 40 | 56 | 68(61-75) | 30 | 135 | 4500 | 70 | 0.25 | 9050 |
| 25D820K | 50 | 65 | 82(74-90) | 150 | 135 | 15000 | 80 | 1.2 | 7700 |
| 25D101K | 60 | 85 | 100(90-110) | 150 | 165 | 15000 | 100 | 1.2 | 6300 |
| 25D121K | 75 | 100 | 120(108-132) | 150 | 200 | 15000 | 120 | 1.2 | 5200 |
| 25D151K | 95 | 125 | 150(135-165) | 150 | 250 | 1500 | 160 | 1.2 | 4300 |
| 25D181K | 115 | 150 | 180(162-198) | 150 | 300 | 15000 | 175 | 1.2 | 3500 |
| 25D201K | 130 | 170 | 200(180-220) | 150 | 340 | 15000 | 190 | 1.2 | 3200 |
| 25D221K | 140 | 180 | 220(198-242) | 150 | 360 | 15000 | 200 | 1.2 | 2900 |
| 25D241K | 150 | 200 | 240(216-264) | 150 | 395 | 15000 | 220 | 1.2 | 2650 |
| 25D271K | 175 | 225 | 270(243-297) | 150 | 455 | 15000 | 255 | 1.2 | 2400 |
| 25D301K | 190 | 250 | 300(270-330) | 150 | 500 | 15000 | 275 | 1.2 | 2100 |
| 25D331K | 210 | 275 | 330(297-363) | 150 | 550 | 15000 | 300 | 1.2 | 1900 |
| 25D361K | 230 | 300 | 360(324-396) | 150 | 595 | 15000 | 330 | 1.2 | 1750 |
| 25D391K | 250 | 320 | 390(351-429) | 150 | 650 | 15000 | 360 | 1.2 | 1600 |
| 25D431K | 275 | 350 | 430(387-473) | 150 | 710 | 15000 | 380 | 1.2 | 1500 |
| 25D471K | 300 | 385 | 470(423-517) | 150 | 775 | 15000 | 400 | 1.2 | 1400 |
| 25D511K | 320 | 415 | 510(459-561) | 150 | 845 | 15000 | 420 | 1.2 | 1250 |
| 25D561K | 350 | 460 | 560(504-616) | 150 | 925 | 15000 | 440 | 1.2 | 1150 |
| 25D621K | 385 | 505 | 620(558-682) | 150 | 1025 | 15000 | 450 | 1.2 | 1050 |
| 25D681K | 420 | 560 | 680(612-748) | 150 | 1120 | 15000 | 460 | 1.2 | 950 |
| 25D751K | 460 | 615 | 750(675-825) | 150 | 1240 | 15000 | 510 | 1.2 | 850 |
| 25D781K | 485 | 640 | 780(702-858) | 150 | 1290 | 15000 | 530 | 1.2 | 850 |
| 25D821K | 510 | 670 | 820(738-902) | 150 | 1355 | 15000 | 570 | 1.2 | 800 |
| 25D911K | 550 | 745 | 910(819-1001) | 150 | 1500 | 15000 | 620 | 1.2 | 700 |
| 25D102K | 625 | 825 | 1000(900-1100) | 150 | 1650 | 15000 | 685 | 1.2 | 650 |
| 25D112K | 680 | 895 | 1100(990-1210) | 150 | 1815 | 15000 | 720 | 1.2 | 600 |
| 25D122K | 750 | 990 | 1200(1080-1320) | 150 | 1980 | 15000 | 792 | 1.2 | 550 |
| 25D142K | 880 | 1140 | 1400(1260-1540) | 150 | 2310 | 15000 | 850 | 1.2 | 500 |
| 25D162K | 1000 | 1280 | 1600(1440-1760) | 150 | 2640 | 15000 | 970 | 1.2 | 450 |
| 25D182K | 1100 | 1465 | 1800(1620-1980) | 150 | 2970 | 15000 | 1092 | 1.2 | 400 |
CIRCUIT
PROTECTION
DEVICE
SELECTION
METHOD
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