1c, 2c, 4c
Relay for control panel of
1A to 10A (1c/2c/3c/4c)
HC RELAYS
TYPICAL APPLICATIONS
1. Factory automation equipment and
automotive devices
2. Control panels, power supply
equipment, molding equipment,
machine tools, welding equipment,
agricultural equipment, etc.
3. Office equipment, automatic
vending machines,
telecommunications equipment,
disaster prevention equipment,
copiers, measuring devices, medical
equipment, amusement devices, etc.
4. All types of household appliance
FEATURES
1. Standard type and Amber sealed
type
2. Rich lineup includes relays with
operating indication, with diode
3. Full range of types
Plug-in type, PC board type and TM
type
4. Sockets and terminal sockets are
available.
Standard type
Amber sealed type
With diode type
RoHS compliant
Protective construction: Dust cover type/
Sealed type
ORDERING INFORMATION
Standard type
Amber sealed type
HC
Contact arrangement
1: 1 Form C
2: 2 Form C
3: 3 Form C
4: 4 Form C
4D: Bifurcated contact (twin)
Terminal arrangement
H:
Plug-in type
HL: Plug-in with LED indication
HP: PC board type
HPL: PC board with LED indication
HTM: TM type
Nominal coil voltage
AC: 6, 12, 24, 48, 100 (100/110), 120 (110/120),
200 (200/220), 240 (220/240) V
DC: 6, 12, 24, 48, 100 (100/110) V
Contact material
Contact
arrangement
1 Form C
2 Form C
3 Form C
4 Form C
4-pole bifurcated (twin)
Contact
material
AgSnO
2
type
F
F
F
Nil
Nil
AgNi type
Contact arrangement
1: 1 Form C
2: 2 Form C
4: 4 Form C
HC
E: Amber sealed type
ED: Amber sealed type bifurcated contact
(twin) (Only 4 Form C)
Terminal arrangement
H:
Plug-in type
L:
Plug-in with LED indication
HP: PC board type
PL: PC board with LED indication
HTM: TM type
Nominal coil voltage
AC: 6, 12, 24, 48, 100 (100/110), 120 (110/120),
200 (200/220), 240 (220/240) V
DC: 6, 12, 24, 48, 100 (100/110) V
Contact material
Contact
arrangement
1 Form C
2 Form C
4 Form C
4-pole bifurcated (twin)
Contact
material
AgSnO
2
type
F
F
Nil
Nil
AgNi type
–1–
ASCTB4E 201703-T
HC
With diode type (For DC)
HC
Contact arrangement
1: 1 Form C
2: 2 Form C
3: 3 Form C
4: 4 Form C
4D: Bifurcated contact (twin)
Terminal arrangement
Nil: Plug-in type
L: Plug-in with LED indication
Nominal coil voltage
DC: 6, 12, 24, 48, 100 (100/110) V
Surge suppression
D: With diode
Contact material
Contact
material
Contact
arrangement
1 Form C
2 Form C
3 Form C
4 Form C
4-pole bifurcated (twin)
AgSnO
2
type
F
F
F
Nil
Nil
AgNi type
LINEUP
Type
Contact arrangement
Plug-in terminal type
Without LED
1 Form C
2 Form C
3 Form C
4 Form C
4 Form C
1 Form C
2 Form C
4 Form C
4 Form C
1 Form C
DC type with
surge absorbing
diode
Single side stable
2 Form C
3 Form C
4 Form C
4 Form C
A
A
A
A
A
A
A
A
A
A
A
A
A
A
With LED
A
A
A
A
A
A
A
A
A
A
A
A
A
A
PC board terminal type
Without LED
A
A
A
A
A
A
A
A
A
—
—
—
—
—
With LED
A
A
A
A
A
A
A
A
A
—
—
—
—
—
Top mounting type
(TM type)
A
A
A
A
A
A
A
A
A
—
—
—
—
—
Amber sealed type
also available
Remarks
HC relay
Standard type
Single side stable
Bifurcated (Twin)
HC relay
Amber sealed
type
Single side stable
Bifurcated (Twin)
Bifurcated (Twin)
A: Available
Notes: 1. HC relays with ground terminals also available.
2. HC relays with 0.9 mm wide PC board terminals also available.
HC RELAY CONTACT ARRANGEMENT
Type
Part number
Single side stable contact
HC
Suitable for high-capacity load switching
Standard type HC relays have high single-contact capacity;
1 Form C: 10 A
2 Form C and 3 Form C: 7 A
4 Form C: 5 A
4-pole bifurcated (twin) contact
HC4D
Bifurcated (twin) contact ensures high contact reliability
Suitable for low level loads
Minimum switching capability: 100
μA
100m V DC (reference value)
Features
–2–
ASCTB4E 201703-T
HC
LED INDICATION TYPE
Type
Part number
With LED indication type
HC -HL
1
5
2
6
3
7
4
8
9
10
11
12
Features
LED lights up when relay is operating
Inspection and detection of trouble is easy.
LEDs are green for DC types and red for
AC types.
All types are available with LED indication.
13
–
+
14
LED
• LED colors indicate the type of relay:
red for AC type and green for DC type.
Protection diode
(Bottom view)
HC RELAY SERIES PRODUCT TYPES
Type
Part number
Amber sealed type HC relay
HC E
HC relay with diode type (for DC)
HC - - V-D
Has built-in diode to absorb surge when the coil goes to the off state (for
Relay is completely sealed with resin.
DC type).
Provides high reliability in adverse surroundings.
Suitable for protecting relay driver circuits and for noise suppression
Suitable for use in dusty conditions or where organic gases are present Diode characteristics: Reverse breakdown voltage 1,000 V
Forward current 1 A
Features
4-pole bifurcated (twin) type and Relay with LED indication are available.
TYPES
1. Standard type
1) Plug-in type
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1-H-AC6V-F
HC1-H-AC12V-F
HC1-H-AC24V-F
HC1-H-AC48V-F
HC1-H-AC100V-F
HC1-H-AC120V-F
HC1-H-AC200V-F
HC1-H-AC240V-F
HC1-H-DC6V-F
HC1-H-DC12V-F
HC1-H-DC24V-F
HC1-H-DC48V-F
HC1-H-DC100V-F
2 Form C
Part No.
HC2-H-AC6V-F
HC2-H-AC12V-F
HC2-H-AC24V-F
HC2-H-AC48V-F
HC2-H-AC100V-F
HC2-H-AC120V-F
HC2-H-AC200V-F
HC2-H-AC240V-F
HC2-H-DC6V-F
HC2-H-DC12V-F
HC2-H-DC24V-F
HC2-H-DC48V-F
HC2-H-DC100V-F
3 Form C
Part No.
HC3-H-AC6V-F
HC3-H-AC12V-F
HC3-H-AC24V-F
HC3-H-AC48V-F
HC3-H-AC100V-F
HC3-H-AC120V-F
HC3-H-AC200V-F
HC3-H-AC240V-F
HC3-H-DC6V-F
HC3-H-DC12V-F
HC3-H-DC24V-F
HC3-H-DC48V-F
HC3-H-DC100V-F
4 Form C
Part No.
HC4-H-AC6V
HC4-H-AC12V
HC4-H-AC24V
HC4-H-AC48V
HC4-H-AC100V
HC4-H-AC120V
HC4-H-AC200V
HC4-H-AC240V
HC4-H-DC6V
HC4-H-DC12V
HC4-H-DC24V
HC4-H-DC48V
HC4-H-DC100V
4 Form C (twin)
Part No.
HC4D-H-AC6V
HC4D-H-AC12V
HC4D-H-AC24V
HC4D-H-AC48V
HC4D-H-AC100V
HC4D-H-AC120V
HC4D-H-AC200V
HC4D-H-AC240V
HC4D-H-DC6V
HC4D-H-DC12V
HC4D-H-DC24V
HC4D-H-DC48V
HC4D-H-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
2) Plug-in type (with LED indication)
Nominal coil voltage
6V AC
12V AC
24V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1-HL-AC6V-F
HC1-HL-AC12V-F
HC1-HL-AC24V-F
HC1-HL-AC100V-F
HC1-HL-AC120V-F
HC1-HL-AC200V-F
HC1-HL-AC240V-F
HC1-HL-DC6V-F
HC1-HL-DC12V-F
HC1-HL-DC24V-F
HC1-HL-DC48V-F
HC1-HL-DC100V-F
2 Form C
Part No.
HC2-HL-AC6V-F
HC2-HL-AC12V-F
HC2-HL-AC24V-F
HC2-HL-AC100V-F
HC2-HL-AC120V-F
HC2-HL-AC200V-F
HC2-HL-AC240V-F
HC2-HL-DC6V-F
HC2-HL-DC12V-F
HC2-HL-DC24V-F
HC2-HL-DC48V-F
HC2-HL-DC100V-F
3 Form C
Part No.
HC3-HL-AC6V-F
HC3-HL-AC12V-F
HC3-HL-AC24V-F
HC3-HL-AC100V-F
HC3-HL-AC120V-F
HC3-HL-AC200V-F
HC3-HL-AC240V-F
HC3-HL-DC6V-F
HC3-HL-DC12V-F
HC3-HL-DC24V-F
HC3-HL-DC48V-F
HC3-HL-DC100V-F
4 Form C
Part No.
HC4-HL-AC6V
HC4-HL-AC12V
HC4-HL-AC24V
HC4-HL-AC100V
HC4-HL-AC120V
HC4-HL-AC200V
HC4-HL-AC240V
HC4-HL-DC6V
HC4-HL-DC12V
HC4-HL-DC24V
HC4-HL-DC48V
HC4-HL-DC100V
4 Form C (twin)
Part No.
HC4D-HL-AC6V
HC4D-HL-AC12V
HC4D-HL-AC24V
HC4D-HL-AC100V
HC4D-HL-AC120V
HC4D-HL-AC200V
HC4D-HL-AC240V
HC4D-HL-DC6V
HC4D-HL-DC12V
HC4D-HL-DC24V
HC4D-HL-DC48V
HC4D-HL-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
–3–
ASCTB4E 201703-T
HC
3) PC board type
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1-HP-AC6V-F
HC1-HP-AC12V-F
HC1-HP-AC24V-F
HC1-HP-AC48V-F
HC1-HP-AC100V-F
HC1-HP-AC120V-F
HC1-HP-AC200V-F
HC1-HP-AC240V-F
HC1-HP-DC6V-F
HC1-HP-DC12V-F
HC1-HP-DC24V-F
HC1-HP-DC48V-F
HC1-HP-DC100V-F
2 Form C
Part No.
HC2-HP-AC6V-F
HC2-HP-AC12V-F
HC2-HP-AC24V-F
HC2-HP-AC48V-F
HC2-HP-AC100V-F
HC2-HP-AC120V-F
HC2-HP-AC200V-F
HC2-HP-AC240V-F
HC2-HP-DC6V-F
HC2-HP-DC12V-F
HC2-HP-DC24V-F
HC2-HP-DC48V-F
HC2-HP-DC100V-F
3 Form C
Part No.
HC3-HP-AC6V-F
HC3-HP-AC12V-F
HC3-HP-AC24V-F
HC3-HP-AC48V-F
HC3-HP-AC100V-F
HC3-HP-AC120V-F
HC3-HP-AC200V-F
HC3-HP-AC240V-F
HC3-HP-DC6V-F
HC3-HP-DC12V-F
HC3-HP-DC24V-F
HC3-HP-DC48V-F
HC3-HP-DC100V-F
4 Form C
Part No.
HC4-HP-AC6V
HC4-HP-AC12V
HC4-HP-AC24V
HC4-HP-AC48V
HC4-HP-AC100V
HC4-HP-AC120V
HC4-HP-AC200V
HC4-HP-AC240V
HC4-HP-DC6V
HC4-HP-DC12V
HC4-HP-DC24V
HC4-HP-DC48V
HC4-HP-DC100V
4 Form C (twin)
Part No.
HC4D-HP-AC6V
HC4D-HP-AC12V
HC4D-HP-AC24V
HC4D-HP-AC48V
HC4D-HP-AC100V
HC4D-HP-AC120V
HC4D-HP-AC200V
HC4D-HP-AC240V
HC4D-HP-DC6V
HC4D-HP-DC12V
HC4D-HP-DC24V
HC4D-HP-DC48V
HC4D-HP-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
Note: Please add “-31” before “-F” in the part number when ordering the PC board type 0.9 mm width terminal (ex) HC1-HP-AC6V-31-F.
4) PC board type (with LED indication)
Nominal coil voltage
6V AC
12V AC
24V AC
100/110V AC
110/120V AC
200/220V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1-HPL-AC6V-F
HC1-HPL-AC12V-F
HC1-HPL-AC24V-F
HC1-HPL-AC100V-F
HC1-HPL-AC120V-F
HC1-HPL-AC200V-F
HC1-HPL-DC6V-F
HC1-HPL-DC12V-F
HC1-HPL-DC24V-F
HC1-HPL-DC48V-F
HC1-HPL-DC100V-F
2 Form C
Part No.
HC2-HPL-AC6V-F
HC2-HPL-AC12V-F
HC2-HPL-AC24V-F
HC2-HPL-AC100V-F
HC2-HPL-AC120V-F
HC2-HPL-AC200V-F
HC2-HPL-DC6V-F
HC2-HPL-DC12V-F
HC2-HPL-DC24V-F
HC2-HPL-DC48V-F
HC2-HPL-DC100V-F
3 Form C
Part No.
HC3-HPL-AC6V-F
HC3-HPL-AC12V-F
HC3-HPL-AC24V-F
HC3-HPL-AC100V-F
HC3-HPL-AC120V-F
HC3-HPL-AC200V-F
HC3-HPL-DC6V-F
HC3-HPL-DC12V-F
HC3-HPL-DC24V-F
HC3-HPL-DC48V-F
HC3-HPL-DC100V-F
4 Form C
Part No.
HC4-HPL-AC6V
HC4-HPL-AC12V
HC4-HPL-AC24V
HC4-HPL-AC100V
HC4-HPL-AC120V
HC4-HPL-AC200V
HC4-HPL-DC6V
HC4-HPL-DC12V
HC4-HPL-DC24V
HC4-HPL-DC48V
HC4-HPL-DC100V
4 Form C (twin)
Part No.
HC4D-HPL-AC6V
HC4D-HPL-AC12V
HC4D-HPL-AC24V
HC4D-HPL-AC100V
HC4D-HPL-AC120V
HC4D-HPL-AC200V
HC4D-HPL-DC6V
HC4D-HPL-DC12V
HC4D-HPL-DC24V
HC4D-HPL-DC48V
HC4D-HPL-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
Note: Please add “-31” before “-F” in the part number when ordering the PC board type 0.9 mm width terminal (ex) HC1-HPL-AC6V-31-F.
5) TM type
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1-HTM-AC6V-F
HC1-HTM-AC12V-F
HC1-HTM-AC24V-F
HC1-HTM-AC48V-F
HC1-HTM-AC100V-F
HC1-HTM-AC120V-F
HC1-HTM-AC200V-F
HC1-HTM-DC6V-F
HC1-HTM-DC12V-F
HC1-HTM-DC24V-F
HC1-HTM-DC48V-F
HC1-HTM-DC100V-F
2 Form C
Part No.
HC2-HTM-AC6V-F
HC2-HTM-AC12V-F
HC2-HTM-AC24V-F
HC2-HTM-AC48V-F
HC2-HTM-AC100V-F
HC2-HTM-AC120V-F
HC2-HTM-AC200V-F
HC2-HTM-DC6V-F
HC2-HTM-DC12V-F
HC2-HTM-DC24V-F
HC2-HTM-DC48V-F
HC2-HTM-DC100V-F
3 Form C
Part No.
HC3-HTM-AC6V-F
HC3-HTM-AC12V-F
HC3-HTM-AC24V-F
HC3-HTM-AC48V-F
HC3-HTM-AC100V-F
HC3-HTM-AC120V-F
HC3-HTM-AC200V-F
HC3-HTM-DC6V-F
HC3-HTM-DC12V-F
HC3-HTM-DC24V-F
HC3-HTM-DC48V-F
HC3-HTM-DC100V-F
4 Form C
Part No.
HC4-HTM-AC6V
HC4-HTM-AC12V
HC4-HTM-AC24V
HC4-HTM-AC48V
HC4-HTM-AC100V
HC4-HTM-AC120V
HC4-HTM-AC200V
HC4-HTM-DC6V
HC4-HTM-DC12V
HC4-HTM-DC24V
HC4-HTM-DC48V
HC4-HTM-DC100V
4 Form C (twin)
Part No.
HC4D-HTM-AC6V
HC4D-HTM-AC12V
HC4D-HTM-AC24V
HC4D-HTM-AC48V
HC4D-HTM-AC100V
HC4D-HTM-AC120V
HC4D-HTM-AC200V
HC4D-HTM-DC6V
HC4D-HTM-DC12V
HC4D-HTM-DC24V
HC4D-HTM-DC48V
HC4D-HTM-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
–4–
ASCTB4E 201703-T
HC
2. Amber sealed type
1) Plug-in type
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1E-H-AC6V-F
HC1E-H-AC12V-F
HC1E-H-AC24V-F
HC1E-H-AC48V-F
HC1E-H-AC100V-F
HC1E-H-AC120V-F
HC1E-H-AC200V-F
HC1E-H-AC240V-F
HC1E-H-DC6V-F
HC1E-H-DC12V-F
HC1E-H-DC24V-F
HC1E-H-DC48V-F
HC1E-H-DC100V-F
2 Form C
Part No.
HC2E-H-AC6V-F
HC2E-H-AC12V-F
HC2E-H-AC24V-F
HC2E-H-AC48V-F
HC2E-H-AC100V-F
HC2E-H-AC120V-F
HC2E-H-AC200V-F
HC2E-H-AC240V-F
HC2E-H-DC6V-F
HC2E-H-DC12V-F
HC2E-H-DC24V-F
HC2E-H-DC48V-F
HC2E-H-DC100V-F
4 Form C
Part No.
HC4E-H-AC6V
HC4E-H-AC12V
HC4E-H-AC24V
HC4E-H-AC48V
HC4E-H-AC100V
HC4E-H-AC120V
HC4E-H-AC200V
HC4E-H-AC240V
HC4E-H-DC6V
HC4E-H-DC12V
HC4E-H-DC24V
HC4E-H-DC48V
HC4E-H-DC100V
4 Form C (twin)
Part No.
HC4ED-H-AC6V
HC4ED-H-AC12V
HC4ED-H-AC24V
HC4ED-H-AC48V
HC4ED-H-AC100V
HC4ED-H-AC120V
HC4ED-H-AC200V
HC4ED-H-AC240V
HC4ED-H-DC6V
HC4ED-H-DC12V
HC4ED-H-DC24V
HC4ED-H-DC48V
HC4ED-H-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
2) Plug-in type (With LED indication)
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1E-L-AC6V-F
HC1E-L-AC12V-F
HC1E-L-AC24V-F
HC1E-L-AC48V-F
HC1E-L-AC100V-F
HC1E-L-AC120V-F
HC1E-L-AC200V-F
HC1E-L-AC240V-F
HC1E-L-DC6V-F
HC1E-L-DC12V-F
HC1E-L-DC24V-F
HC1E-L-DC48V-F
HC1E-L-DC100V-F
2 Form C
Part No.
HC2E-L-AC6V-F
HC2E-L-AC12V-F
HC2E-L-AC24V-F
HC2E-L-AC48V-F
HC2E-L-AC100V-F
HC2E-L-AC120V-F
HC2E-L-AC200V-F
HC2E-L-AC240V-F
HC2E-L-DC6V-F
HC2E-L-DC12V-F
HC2E-L-DC24V-F
HC2E-L-DC48V-F
HC2E-L-DC100V-F
4 Form C
Part No.
HC4E-L-AC6V
HC4E-L-AC12V
HC4E-L-AC24V
HC4E-L-AC48V
HC4E-L-AC100V
HC4E-L-AC120V
HC4E-L-AC200V
HC4E-L-AC240V
HC4E-L-DC6V
HC4E-L-DC12V
HC4E-L-DC24V
HC4E-L-DC48V
HC4E-L-DC100V
4 Form C (twin)
Part No.
HC4ED-L-AC6V
HC4ED-L-AC12V
HC4ED-L-AC24V
HC4ED-L-AC48V
HC4ED-L-AC100V
HC4ED-L-AC120V
HC4ED-L-AC200V
HC4ED-L-AC240V
HC4ED-L-DC6V
HC4ED-L-DC12V
HC4ED-L-DC24V
HC4ED-L-DC48V
HC4ED-L-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
3) PC board type
Nominal coil voltage
6V AC
12V AC
24V AC
48V AC
100/110V AC
110/120V AC
200/220V AC
220/240V AC
6V DC
12V DC
24V DC
48V DC
100/110V DC
1 Form C
Part No.
HC1E-HP-AC6V-F
HC1E-HP-AC12V-F
HC1E-HP-AC24V-F
HC1E-HP-AC48V-F
HC1E-HP-AC100V-F
HC1E-HP-AC120V-F
HC1E-HP-AC200V-F
HC1E-HP-AC240V-F
HC1E-HP-DC6V-F
HC1E-HP-DC12V-F
HC1E-HP-DC24V-F
HC1E-HP-DC48V-F
HC1E-HP-DC100V-F
2 Form C
Part No.
HC2E-HP-AC6V-F
HC2E-HP-AC12V-F
HC2E-HP-AC24V-F
HC2E-HP-AC48V-F
HC2E-HP-AC100V-F
HC2E-HP-AC120V-F
HC2E-HP-AC200V-F
HC2E-HP-AC240V-F
HC2E-HP-DC6V-F
HC2E-HP-DC12V-F
HC2E-HP-DC24V-F
HC2E-HP-DC48V-F
HC2E-HP-DC100V-F
4 Form C
Part No.
HC4E-HP-AC6V
HC4E-HP-AC12V
HC4E-HP-AC24V
HC4E-HP-AC48V
HC4E-HP-AC100V
HC4E-HP-AC120V
HC4E-HP-AC200V
HC4E-HP-AC240V
HC4E-HP-DC6V
HC4E-HP-DC12V
HC4E-HP-DC24V
HC4E-HP-DC48V
HC4E-HP-DC100V
4 Form C (twin)
Part No.
HC4ED-HP-AC6V
HC4ED-HP-AC12V
HC4ED-HP-AC24V
HC4ED-HP-AC48V
HC4ED-HP-AC100V
HC4ED-HP-AC120V
HC4ED-HP-AC200V
HC4ED-HP-AC240V
HC4ED-HP-DC6V
HC4ED-HP-DC12V
HC4ED-HP-DC24V
HC4ED-HP-DC48V
HC4ED-HP-DC100V
Standard packing: Carton: 20 pcs.; Case: 200 pcs.
Note: Please add “-31” in the suffix of part number when ordering the PC board type 0.9 mm width terminal. (4 Form C, 4 Form C (twin) only)
–5–
ASCTB4E 201703-T
嵌入式系统
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
