Circular Connectors – Mouser Denmark

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NMEA 2000 Connector System

Amphenol LTW NMEA 2000 Connector System is specifically designed to meet NMEA 2000 protocols and standards. This IP68-rated family of multi-port, standard, and metric circular connectors, sensors and actuator cables, and elbow joints. These products are ideal for connecting marine electronic equipment and display units within ships and boats. The NMEA 2000 lineup features high signal reliability, allowing multiple electronic devices to share data over one common channel. Starter kits are available in basic and professional packages to help build NMEA 2000 networks with varying levels of complexity. Amphenol LTW NMEA 2000 Connector System is suitable for a wide range of applications, such as fish finders, GPS receivers, autopilots, sonars, and audio systems.

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Types of Circular Connectors

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Part #

Standard Circular Connector NMEA 2000, T Adaptor, Plastic, 4A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, IP68

HPC-050505-FFM-TS001
Amphenol LTW
1: 126,07 kr.
14In Stock
20Expected 24/02/2026

Mfr. Part No.
HPC-050505-FFM-TS001

Mouser Part No
523-HPC050505FMFTS00

Amphenol LTW

Standard Circular Connector NMEA 2000, T Adaptor, Plastic, 4A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, IP68

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Datasheet

14In Stock

20Expected 24/02/2026

126,07 kr.

107,87 kr.

97,13 kr.

89,59 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, IP68

MC-05BFFT-SL8001
Amphenol LTW
1: 47,45 kr.
10In Stock
20Expected 03/03/2026

Mfr. Part No.
MC-05BFFT-SL8001

Mouser Part No
523-MC-05BFFT-SL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, IP68

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Datasheet

10In Stock

20Expected 03/03/2026

47,45 kr.

35,14 kr.

33,79 kr.

32,08 kr.

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Min.: 1
Mult.: 1

Accessories

Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

MC-05BMMT-SL8001
Amphenol LTW
1: 36,93 kr.
40In Stock

Mfr. Part No.
MC-05BMMT-SL8001

Mouser Part No
523-MC-05BMMT-SL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

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Datasheet

40In Stock

36,93 kr.

35,88 kr.

33,94 kr.

27,90 kr.

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Min.: 1
Mult.: 1

Accessories

Pin (Male)

IP68

Standard Circular Connector NMEA 2000, Terminator, Plastic, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

MCP-05BMMT-SL8001
Amphenol LTW
1: 34,61 kr.
48In Stock

Mfr. Part No.
MCP-05BMMT-SL8001

Mouser Part No
523-MCP-05BMMTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Plastic, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

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Datasheet

48In Stock

34,61 kr.

29,39 kr.

25,44 kr.

24,54 kr.

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP68

Standard Circular Connector NMEA 2000, Mini, Metal, 8A, 05 pins, Female Connector, Female Contact, Straight, Screw-in, Field Installable, F8.0 - F11.0mm, IP67

MN-05BFFB-SL7001
Amphenol LTW
1: 134,95 kr.
9In Stock
30Expected 17/03/2026

Mfr. Part No.
MN-05BFFB-SL7001

Mouser Part No
523-MN-05BFFB-SL7001

Amphenol LTW

Standard Circular Connector NMEA 2000, Mini, Metal, 8A, 05 pins, Female Connector, Female Contact, Straight, Screw-in, Field Installable, F8.0 - F11.0mm, IP67

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Datasheet

9In Stock

30Expected 17/03/2026

134,95 kr.

112,35 kr.

103,99 kr.

96,31 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector NMEA 2000, Mini, Metal, 8A, 05 pins, Male Connector, Male Contact, Straight, Screw-in, Field Installable, F8.0 - F11.0mm, IP67

MN-05BMMB-SL7001
Amphenol LTW
1: 135,25 kr.
42In Stock

Mfr. Part No.
MN-05BMMB-SL7001

Mouser Part No
523-MN-05BMMB-SL7001

Amphenol LTW

Standard Circular Connector NMEA 2000, Mini, Metal, 8A, 05 pins, Male Connector, Male Contact, Straight, Screw-in, Field Installable, F8.0 - F11.0mm, IP67

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Datasheet

42In Stock

135,25 kr.

114,88 kr.

111,08 kr.

95,94 kr.

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Screw

IP67

Standard Circular Connector NMEA 2000, Terminator, Metal, 8A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, IP68

MNL-05BFFT-SL8001
Amphenol LTW
1: 138,38 kr.
8In Stock

Mfr. Part No.
MNL-05BFFT-SL8001

Mouser Part No
523-MNL-05BFFTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 8A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, IP68

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Datasheet

8In Stock

138,38 kr.

117,57 kr.

111,15 kr.

98,17 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP68

Standard Circular Connector NMEA 2000, Terminator, Metal, 8A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

MNL-05BMMT-SL8001
Amphenol LTW
1: 126,00 kr.
8In Stock

Mfr. Part No.
MNL-05BMMT-SL8001

Mouser Part No
523-MNL-05BMMTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 8A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, IP68

Learn More

Datasheet

8In Stock

126,00 kr.

107,05 kr.

99,07 kr.

91,46 kr.

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP68

Standard Circular Connector NMEA 2000, Multi-Port T Adaptor, Metal, 4A, 05 pins, Screw Thread, IP68

S-555555-FFFFFM-S001
Amphenol LTW
1: 328,09 kr.
34In Stock

Mfr. Part No.
S-555555-FFFFFM-S001

Mouser Part No
523-S555555FFFFMS001

Amphenol LTW

Standard Circular Connector NMEA 2000, Multi-Port T Adaptor, Metal, 4A, 05 pins, Screw Thread, IP68

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Datasheet

34In Stock

328,09 kr.

281,76 kr.

260,80 kr.

251,55 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Accessory, 4A, 05 Pins, Terminator, Straight

UMC-05BFFT-SL8001
Amphenol LTW
1: 82,66 kr.
1In Stock

Mfr. Part No.
UMC-05BFFT-SL8001

Mouser Part No
523-UMC-05BFFTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Accessory, 4A, 05 Pins, Terminator, Straight

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Datasheet

1In Stock

82,66 kr.

68,93 kr.

64,98 kr.

58,49 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Bulkhead, Metal, 8A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, IP68

UMC-000505-0FM-BS001
Amphenol LTW
1: 172,10 kr.
19In Stock

Mfr. Part No.
UMC-000505-0FM-BS001

Mouser Part No
523-UMC0005050FMBS00

Amphenol LTW

Standard Circular Connector NMEA 2000, Bulkhead, Metal, 8A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, IP68

Learn More

Datasheet

19In Stock

172,10 kr.

146,22 kr.

136,29 kr.

130,48 kr.

View

Min.: 1
Mult.: 1

Connectors

Pin (Male), Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Accessory, 4A, 05 Pins, T Adaptor

UMC-050505-FMF-TS001
Amphenol LTW
1: 173,89 kr.
55In Stock

Mfr. Part No.
UMC-050505-FMF-TS001

Mouser Part No
523-UMC050505FMFTS00

Amphenol LTW

Standard Circular Connector NMEA 2000, Accessory, 4A, 05 Pins, T Adaptor

Learn More

Datasheet

55In Stock

173,89 kr.

132,94 kr.

129,58 kr.

Min.: 1
Mult.: 1

Adapters

Pin (Male)

IP68

Standard Circular Connector NMEA 2000, T Adaptor, Metal, 4A, 05 pins, Female Connector, Female Contact, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, NMEA 2000 Certificate, IP67

UNC-050505-FMF-TS001
Amphenol LTW
1: 450,96 kr.
4In Stock

Mfr. Part No.
UNC-050505-FMF-TS001

Mouser Part No
523-UNC050505FMFTS00

Amphenol LTW

Learn More

Datasheet

4In Stock

450,96 kr.

393,37 kr.

345,55 kr.

336,22 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP67

Standard Circular Connector NMEA 2000, T Adaptor, Metal, 8A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, NMEA 2000 Certificate, IP67

UMN-050505-FMF-TS001
Amphenol LTW
1: 610,15 kr.
2In Stock

Mfr. Part No.
UMN-050505-FMF-TS001

Mouser Part No
523-UMN050505FMFTS00

Amphenol LTW

Standard Circular Connector NMEA 2000, T Adaptor, Metal, 8A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, NMEA 2000 Certificate, IP67

Learn More

Datasheet

2In Stock

610,15 kr.

538,24 kr.

481,99 kr.

468,94 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP67

Standard Circular Connector NMEA 2000, Multi-Port T Adaptor, Metal, 4A, 05 pins, Screw Thread, NMEA 2000 Certificate, IP68

H-555500-FFFM00-S001
Amphenol LTW
1: 266,92 kr.
10Expected 01/04/2026

Mfr. Part No.
H-555500-FFFM00-S001

Mouser Part No
523-H-555500FFFMS001

Amphenol LTW

Standard Circular Connector NMEA 2000, Multi-Port T Adaptor, Metal, 4A, 05 pins, Screw Thread, NMEA 2000 Certificate, IP68

Learn More

Datasheet

10Expected 01/04/2026

266,92 kr.

220,14 kr.

205,82 kr.

184,04 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, NMEA 2000 Certificate, IP68

HMC-05BFFT-SL8001
Amphenol LTW
1: 56,62 kr.
45On Order

Mfr. Part No.
HMC-05BFFT-SL8001

Mouser Part No
523-HMC-05BFFTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, NMEA 2000 Certificate, IP68

Learn More

Datasheet

45On Order

56,62 kr.

48,04 kr.

44,46 kr.

42,90 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP68

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, NMEA 2000 Certificate, IP68

HMC-05BMMT-SL8001
Amphenol LTW
1: 59,98 kr.
12Expected 18/03/2026

Mfr. Part No.
HMC-05BMMT-SL8001

Mouser Part No
523-HMC-05BMMTSL8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Terminator, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, NMEA 2000 Certificate, IP68

Learn More

Datasheet

12Expected 18/03/2026

59,98 kr.

50,95 kr.

47,15 kr.

45,51 kr.

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP68

Standard Circular Connector NMEA 2000, Micro, Metal, 4A, 05 pins, Female Connector, Female Contact, Hexagonal, Screw Thread, Solder, Receptacle, IP68

HMC-05PFFS-SF8001
Amphenol LTW
1: 78,11 kr.
20Expected 09/03/2026

Mfr. Part No.
HMC-05PFFS-SF8001

Mouser Part No
523-HMC-05PFFSSF8001

Amphenol LTW

Standard Circular Connector NMEA 2000, Micro, Metal, 4A, 05 pins, Female Connector, Female Contact, Hexagonal, Screw Thread, Solder, Receptacle, IP68

Learn More

Datasheet

20Expected 09/03/2026

78,11 kr.

66,32 kr.

62,14 kr.

58,64 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP68

Standard Circular Connector NMEA 2000, L Adaptor, Metal, 4A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, NMEA 2000 Certificate, IP68

HMC-000505-0FM-ES001
Amphenol LTW
1: 66,62 kr.
20Expected 09/03/2026

Mfr. Part No.
HMC-000505-0FM-ES001

Mouser Part No
523-HMC0005050FMES00

Amphenol LTW

Standard Circular Connector NMEA 2000, L Adaptor, Metal, 4A, 05 pins, Screw Thread, (End 1) Female Female, (End 2) Male Male, NMEA 2000 Certificate, IP68

Learn More

Datasheet

20Expected 09/03/2026

66,62 kr.

66,54 kr.

59,31 kr.

58,86 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP68

Standard Circular Connector NMEA 2000, Mini, Plastic, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw-in, Field Installable, F4.0 - F7.0mm, IP67

HPC-05BFFB-SL7001
Amphenol LTW
1: 122,27 kr.
24On Order

Mfr. Part No.
HPC-05BFFB-SL7001

Mouser Part No
523-HPC-05BFFBSL7001

Amphenol LTW

Standard Circular Connector NMEA 2000, Mini, Plastic, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw-in, Field Installable, F4.0 - F7.0mm, IP67

Learn More

Datasheet

24On Order

122,27 kr.

103,84 kr.

94,97 kr.

79,97 kr.

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector NMEA 2000, T Adaptor, Metal, 4A, 05 pins, Female Connector, Female Contact, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, IP67

NC-050505-FMF-TS001
Amphenol LTW
1: 199,70 kr.
10Expected 06/05/2026

Mfr. Part No.
NC-050505-FMF-TS001

Mouser Part No
523-NC050505FMFTS001

Amphenol LTW

Standard Circular Connector NMEA 2000, T Adaptor, Metal, 4A, 05 pins, Female Connector, Female Contact, Screw Thread, (End 1) Female Female, (End 2) Male Male, (End 3) Female Female, IP67

Learn More

Datasheet

10Expected 06/05/2026

199,70 kr.

176,43 kr.

157,18 kr.

154,20 kr.

View

Min.: 1
Mult.: 1

Adapters

Pin (Male), Socket (Female)

IP67

Standard Circular Connector NMEA 2000, Waterproof Cap, Metal, Screw Thread

CAP-WMNMSMA1
Amphenol LTW
1: 48,27 kr.
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
CAP-WMNMSMA1

Mouser Part No
523-CAP-WMNMSMA1

Amphenol LTW

Standard Circular Connector NMEA 2000, Waterproof Cap, Metal, Screw Thread

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

48,27 kr.

44,01 kr.

43,86 kr.

42,15 kr.

View

Min.: 1
Mult.: 1

Accessories

IP68

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 2000mm, NMEA 2000 Certificate, IP68

E-555500-FFFF00-SA02
Amphenol LTW
10: 500,64 kr.
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
E-555500-FFFF00-SA02

Mouser Part No
523-E-555500FFFFSA02

Amphenol LTW

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 2000mm, NMEA 2000 Certificate, IP68

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

500,64 kr.

Min.: 10
Mult.: 10

IP68

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 5000mm, NMEA 2000 Certificate, IP68

E-555500-FFFF00-SA05
Amphenol LTW
10: 636,41 kr.
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
E-555500-FFFF00-SA05

Mouser Part No
523-E-555500FFFFSA05

Amphenol LTW

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 5000mm, NMEA 2000 Certificate, IP68

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

636,41 kr.

577,93 kr.

575,24 kr.

View

Min.: 10
Mult.: 10

IP68

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 10000mm, NMEA 2000 Certificate, IP68

E-555500-FFFF00-SA10
Amphenol LTW
10: 790,01 kr.
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
E-555500-FFFF00-SA10

Mouser Part No
523-E-555500FFFFSA10

Amphenol LTW

Circular Metric Connectors NMEA 2000, Distribution Box, Metal, 4A, 05 pins, Screw Thread, Length 10000mm, NMEA 2000 Certificate, IP68

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

790,01 kr.

Min.: 10
Mult.: 10

IP68

NMEA 2000 Connector System

Types of Circular Connectors

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