Multi-contact Compact Circular Connectors
RM Series
Features
1. Wide variations
The RM Series provides a wide selection of
plug and receptacle types to satisfy various
kinds of application requirements.
Available position counts : 2, 3, 4, 5, 6, 7, 8,
10, 12, 15, and 20.
Available lock mechanisms : threaded
coupling type, bayonet sleeve type, and
quick detachable type.
Dec.1.2018 Copyright 2018 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
Product Specifications
10A (2 and 4 contacts)
Rated current
5A (8, 10, and 12 contacts)
[RM12, 21] 5A
[RM12]
Ratings
Rated voltage
[RM15]
AC 600V, DC 840V (2 contacts)
AC 500V, DC 700V (3 and 4 contacts)
AC 350V, DC 490V (5, 6 and 7 contacts)
AC 600V, DC 840V (2 contacts)
AC 500V, DC 700V (4 and 8 contacts)
AC 350V, DC 490V (10 and 12 contacts)
AC 500V, DC 700V (15 contacts)
AC 350V, DC 490V (20 contacts)
[RM15]
Operating
temperature
range
-25 to +85ç
Storage
temperature
range
-10 to +60ç
[RM21]
Items
1. Contact
resistance
2. Insulation
resistance
Specifications
[RM12, 21] 4mø max.
[RM15] 4mø max. (8, 10, and 12 contacts)
[RM15] 2mø max. (2 and 4 contacts)
1,000Mø min.
Measured at DC 1A
Conditions
Measured at DC 500V
[RM12] AC 1,800V for 1 minute (2 contacts)
AC 1,500V for 1 minute (3 and 4 contacts)
AC 1,000V for 1 minute (5, 6 and 7 contacts)
[RM15] AC 1,800V for 1 minute (2 contacts)
AC 1,500V for 1 minute (4 and 8 contacts)
AC 1,000V for 1 minute (10 and 12 contacts)
[RM21] AC 1,500V for 1 minute (15 contacts)
AC 1,000V for 1 minute (20 contacts)
10 to 55Hz/cycle, full amplitude : 0.75mm, 3 axis directions,
2 hours each
Acceleration : 490m/s
2
, duration : 11ms
3 axis directions, 3 times each
2,000 times
-55°C : 30 minutes
➝
Normal temperature : 10 to 15 minutes
➝
85°C : 30 minutes
➝
Normal temperature : 10 to 15
minutes, left for 5 cycles
Temperature : 40°C, relative humidity : 90 to 95%, left for
96 hours
3. Withstanding
voltage
No flashover or dielectric breakdown.
4. Vibration
resistance
5. Shock
resistance
6. Mating cycles
7. Temperature
cycle
8. Moisture
resistance
No electrical discontinuity for 10µs. or greater
No electrical discontinuity for 10µs. or greater
Contact resistance : 8mø max.
Insulation resistance : 100Mø min.
Insulation resistance : 100Mø min. (when dry)
In cases where the application will demand a high level of reliability, such as automotive,
please contact a company representative for further information.
2018.7⑤
1
RM Series●Multi-contact Compact Circular Connectors
Product Number Structure
Refer to the chart below when determining the product specifications from the product number.
Please select from the product numbers listed in this catalog when placing orders.
Plug
RM 15 T P A - 2 S
(**)
q
w
e
r
t
y
u
i
qModel
name : RM Series (Round Miniature Series)
wShell
size : The shell size refers to the outer shell diameter of the mating interface of the plug.
eLock
mechanism
T : Threaded coupling type
B : Bayonet sleeve type
Q : Quick detachable type
rConnector
type
(1)
P : Plug
J : Jack
P-C : Plug cap
R-F : Square flange for receptacle
(2)
R : Receptacle
R-C : Receptacle cap
R-B : Cord bushing
tForm
variation class : Indicates a variation or change within the series.
yNumber
of contacts
uContact
form
P : Male contact
S : Female contact
iOther
specifications : A two-digit number is added to indicate other specifications.
Dec.1.2018 Copyright 2018 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
Materials / Finish
Items
Plated shell
Insulator
Contact
Material
Brass, zinc alloy
Aluminum alloy
Diallyl phthalate resin
Polycarbonate resin, PPS
Brass or copper alloy
Finish
Nickel plating
Chromium plating
----------------------
Silver plating
Remarks
----------------------
UL94V-0
(Black)
----------------------
Please note that materials will differ depending on the actual part number.
2
RM Series●Multi-contact Compact Circular Connectors
RM12B connectors (bayonet sleeve type)
Plug
Dec.1.2018 Copyright 2018 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
(Representative example.)
Part No.
RM12BPE-2S(71)
RM12BPE-3S(71)
RM12BPE-4S(71)
RM12BPE-5S(71)
RM12BPE-6S(81)
RM12BPE-7S(71)
HRS No.
109-0423-0 71
109-0424-2 71
109-0425-5 71
109-0426-8 71
109-0427-0 81
109-0428-3 71
No. of contacts
2
3
4
5
6
7
Part No.
RM12BPE-2PH(71)
RM12BPE-3PH(71)
RM12BPE-4PH(71)
RM12BPE-5PH(71)
RM12BPE-6PH(71)
RM12BPE-7PH(71)
HRS No.
109-0417-7 71
109-0418-0 71
109-0419-2 71
109-0420-1 71
109-0421-4 71
109-0422-7 71
No. of contacts
2
3
4
5
6
7
Receptacle (Jam nut to be fastened)
A
17(HEX)
7
6
6.9
1.5
Ø14.1
１
Ø17
19.6
２
M14×0.75
(Representative example.)
Part No.
RM12BRD-2PH(71)
RM12BRD-3PH(71)
RM12BRD-4PH(71)
RM12BRD-5PH(71)
RM12BRD-6PH(71)
RM12BRD-7PH(71)
HRS No.
109-0823-8 71
109-0824-0 71
109-0825-3 71
109-0826-6 71
109-0827-9 71
109-0828-1 71
No. of contacts
2
3
4
5
6
7
A
Part No.
RM12BRD-2S(71)
RM12BRD-3S(71)
RM12BRD-4S(71)
RM12BRD-5S(71)
RM12BRD-6S(81)
RM12BRD-7S(71)
HRS No.
109-0609-8 71
109-0610-7 71
109-0611-0 71
109-0612-2 71
109-0613-5 81
109-0619-1 71
No. of contacts
2
3
4
5
6
7
20.5
Remarks : See page 12 for details on recommended panel cut-out.
Cable clamp range:
5mm min. to 8mm max.
１
２
41
Ø 11.9
Ø 18
Ø8
２
１
A
21.6
3
RM Series●Multi-contact Compact Circular Connectors
Receptacle (Integral, square flange)
21
-Ø
A
2.
9
16
1.5
9
4.5
4
Ø14.1
Dec.1.2018 Copyright 2018 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
(Representative example.)
Part No.
RM12BRB-2S
RM12BRB-3S
RM12BRB-4S
RM12BRB-5S
RM12BRB-6S(81)
RM12BRB-7S
HRS No.
109-0577-3
109-0578-6
109-0579-9
109-0580-8
109-0581-0 81
109-0615-0
No. of contacts
2
3
4
5
6
7
21.6
A
Part No.
RM12BRB-2PH
RM12BRB-3PH
RM12BRB-4PH
RM12BRB-5PH
RM12BRB-6PH
RM12BRB-7PH
HRS No.
109-0817-5
109-0818-8
109-0819-0
109-0820-0
109-0821-2
109-0822-5
No. of contacts
2
3
4
5
6
7
20.5
A
Remarks : 1. See page 12 for details on recommended panel cut-out.
2. Please note that the RM12BRB differs in mounting dimensions from the RM12BR-F.
Jack
40
7
A maximum of 0.6mm
Ø14.1
1 2
21
16
(Representative example.)
Part No.
RM12BJB-2S(07)
RM12BJB-3S(07)
RM12BJB-4S(07)
RM12BJB-5S(07)
RM12BJB-6S(81)
RM12BJB-7S(07)
HRS No.
109-0638-6 07
109-0639-9 07
109-0640-8 07
109-0641-0 07
109-0642-3 81
109-0643-6 07
No. of contacts
2
3
4
5
6
7
Part No.
RM12BJB-2PH
RM12BJB-3PH
RM12BJB-4PH
RM12BJB-5PH
RM12BJB-6PH
RM12BJB-7PH
HRS No.
109-0829-4
109-0830-3
109-0831-6
109-0832-9
109-0833-1
109-0834-4
No. of contacts
2
3
4
5
6
7
4
Cable clamp range:
5mm min. to 8mm max.
Ø 14.1
Ø8
16
2
1
RM Series●Multi-contact Compact Circular Connectors
RM15Q connectors (quick detachable type)
Plug
36.5
Cable clamp range:
5mm min. to 8mm max.
２
１ ４
３
Ø 15.2
Dec.1.2018 Copyright 2018 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
(Representative example.)
Part No.
RM15QPS-2SA(71)
RM15QPS-4SA(81)
RM15QPS-8S(71)
RM15QPS-10S(71)
RM15QPS-12S(71)
HRS No.
109-0839-8 71
109-0840-7 81
109-0852-6 71
109-0853-9 71
109-0981-9 71
No. of contacts
2
4
8
10
12
Part No.
RM15QPS-2PA(71)
RM15QPS-4PA(71)
RM15QPS-8PH(71)
RM15QPS-10PH(71)
RM15QPS-12PH(71)
HRS No.
109-0896-1 71
109-0897-4 71
109-0850-0 71
109-0851-3 71
109-0980-6 71
No. of contacts
2
4
8
10
12
Receptacle (Jam nut to be fastened)
21 (HEX)
7.6
6.5
A
1.5
7
２
Ø17.4
24.2
３
M17×0.75
3
0.5
(Representative example.)
Part No.
RM15QRD-2PA(71)
RM15QRD-4PA(71)
RM15QRD-8PH(71)
HRS No.
109-0880-1 71
109-0881-4 71
109-0854-1 71
No. of contacts
2
4
8
10
12
A
21.0
Part No.
RM15QRD-2SA(71)
RM15QRD-4SA(81)
RM15QRD-8S(71)
RM15QRD-10S(71)
RM15QRD-12S(71)
HRS No.
109-0841-0 71
109-0842-2 81
109-0864-5 71
109-0779-8 71
109-0983-4 71
No. of contacts
2
4
8
10
12
Ø20
４ １
Ø 11.5
４
３
Ø 23
１
２
A
21.7
RM15QRD-10PH(71) 109-0855-4 71
RM15QRD-12PH(71) 109-0982-1 71
20.6
21.6
Remarks : See page 12 for details on recommended panel cut-out.
5
