.hide-partial { max-height: none; } .show-more { display: none; }

Key FOB Transmitters Sub-GHz Modules

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 44

Applied Filters:

Product = Key FOB Transmitters

Manufacturer

Series

Frequency

Output Power

Supply Voltage - Min

Supply Voltage - Max

Supply Current Transmitting

Minimum Operating Temperature

Maximum Operating Temperature

Dimensions

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Sub-GHz Modules 2 Button MS Keyfob Transmitter 418MHz

OTX-418-HH-KF2-MS
TE Connectivity / Linx Technologies
1: $50.95
1,168In Stock

Mfr. Part No.
OTX-418-HH-KF2-MS

Mouser Part No
712-OTX-418-HH-KF2MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 2 Button MS Keyfob Transmitter 418MHz

Datasheet

1,168In Stock

$50.95

$47.03

$43.10

$39.83

View

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 4 Button MS Keyfob Transmitter 418MHz

OTX-418-HH-KF4-MS
TE Connectivity / Linx Technologies
1: $53.22
360In Stock

Mfr. Part No.
OTX-418-HH-KF4-MS

Mouser Part No
712-OTX-418-HH-KF4MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 4 Button MS Keyfob Transmitter 418MHz

Datasheet

360In Stock

$53.22

$46.58

$44.27

$41.10

View

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 1 Button MS Keyfob Transmitter 418MHz

OTX-418-HH-KF1-MS
TE Connectivity / Linx Technologies
1: $42.77
358In Stock

Mfr. Part No.
OTX-418-HH-KF1-MS

Mouser Part No
712-OTX-418-HH-KF1MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 1 Button MS Keyfob Transmitter 418MHz

Datasheet

358In Stock

$42.77

$38.50

$37.50

View

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 5 Button MS Keyfob Transmitter 418MHz

OTX-418-HH-KF5-MS
TE Connectivity / Linx Technologies
1: $42.77
321In Stock

Mfr. Part No.
OTX-418-HH-KF5-MS

Mouser Part No
712-OTX-418-HH-KF5MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 5 Button MS Keyfob Transmitter 418MHz

Datasheet

321In Stock

$42.77

$38.50

$36.35

$33.48

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 2 Button DS Keyfob Transmitter 418MHz

OTX-418-HH-KF2-DS
TE Connectivity / Linx Technologies
1: $64.59
43In Stock

Mfr. Part No.
OTX-418-HH-KF2-DS

Mouser Part No
712-OTX-418-HH-KF2DS

TE Connectivity / Linx Technologies

Sub-GHz Modules 2 Button DS Keyfob Transmitter 418MHz

Datasheet

43In Stock

$64.59

$59.62

$54.66

$50.51

$48.02

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

2.23 in x 1.37 in x 0.45 in

Bulk

Sub-GHz Modules 1 Ch Transmitter

FOBBER-4T1
RF Solutions
1: $40.11
193In Stock

Mfr. Part No.
FOBBER-4T1

Mouser Part No
223-FOBBER-4T1

RF Solutions

Sub-GHz Modules 1 Ch Transmitter

Learn More

Datasheet

193In Stock

$40.11

$36.03

$33.90

$31.46

View

Min.: 1
Mult.: 1

FOBBER

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 1 Button DS Keyfob Transmitter 418MHz

OTX-418-HH-KF1-DS
TE Connectivity / Linx Technologies
1: $60.56
21In Stock

Mfr. Part No.
OTX-418-HH-KF1-DS

Mouser Part No
712-OTX-418-HH-KF1DS

TE Connectivity / Linx Technologies

Sub-GHz Modules 1 Button DS Keyfob Transmitter 418MHz

Datasheet

21In Stock

$60.56

$60.55

$41.28

$39.24

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

2.23 in x 1.37 in x 0.45 in

Bulk

Sub-GHz Modules 3 Button DS Keyfob Transmitter 418MHz

OTX-418-HH-KF3-DS
TE Connectivity / Linx Technologies
1: $60.56
15In Stock

Mfr. Part No.
OTX-418-HH-KF3-DS

Mouser Part No
712-OTX-418-HH-KF3DS

TE Connectivity / Linx Technologies

Sub-GHz Modules 3 Button DS Keyfob Transmitter 418MHz

Datasheet

15In Stock

$60.56

$60.55

$41.28

$39.24

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

2.23 in x 1.37 in x 0.45 in

Bulk

Sub-GHz Modules 4 Button HT Keyfob Transmitter 418MHz

OTX-418-HH-KF4-HT
TE Connectivity / Linx Technologies
1: $65.39
5In Stock

Mfr. Part No.
OTX-418-HH-KF4-HT

Mouser Part No
712-OTX-418-HH-KF4HT

TE Connectivity / Linx Technologies

Sub-GHz Modules 4 Button HT Keyfob Transmitter 418MHz

Learn More

Datasheet

5In Stock

$65.39

$60.37

$55.34

$51.14

$48.62

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

Bulk

Sub-GHz Modules 2 Button DS Keyfob Transmitter 433MHz

OTX-433-HH-KF2-DS
TE Connectivity / Linx Technologies
1: $52.75
13In Stock

Mfr. Part No.
OTX-433-HH-KF2-DS

Mouser Part No
712-OTX-433-HH-KF2DS

TE Connectivity / Linx Technologies

Sub-GHz Modules 2 Button DS Keyfob Transmitter 433MHz

Datasheet

13In Stock

$52.75

$48.70

$44.64

$41.26

$39.22

Min.: 1
Mult.: 1

433.92 MHz

2.3 V

3.6 V

0 C

+ 70 C

2.23 in x 1.37 in x 0.45 in

Bulk

Sub-GHz Modules 2 Ch Transmitter

FOBBER-4T2
RF Solutions
1: $42.61
7In Stock

Mfr. Part No.
FOBBER-4T2

Mouser Part No
223-FOBBER-4T2

RF Solutions

Sub-GHz Modules 2 Ch Transmitter

Learn More

Datasheet

7In Stock

$42.61

$37.13

$35.26

$32.84

View

Min.: 1
Mult.: 1

FOBBER

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 4 Ch Transmitter

FOBBER-4T4
RF Solutions
1: $45.40
52In Stock

Mfr. Part No.
FOBBER-4T4

Mouser Part No
223-FOBBER-4T4

RF Solutions

Sub-GHz Modules 4 Ch Transmitter

Learn More

Datasheet

52In Stock

$45.40

$40.96

$38.15

$34.99

View

Min.: 1
Mult.: 1

FOBBER

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 4Ch + All ON OFF Transmitter

FOBBER-4T6
RF Solutions
1: $47.91
5In Stock

Mfr. Part No.
FOBBER-4T6

Mouser Part No
223-FOBBER-4T6

RF Solutions

Sub-GHz Modules 4Ch + All ON OFF Transmitter

Learn More

Datasheet

5In Stock

$47.91

$42.38

$40.05

$37.16

View

Min.: 1
Mult.: 1

FOBBER

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 1 Ch Transmitter

FOBBER-8T1
RF Solutions
1: $40.11
25In Stock

Mfr. Part No.
FOBBER-8T1

Mouser Part No
223-FOBBER-8T1

RF Solutions

Sub-GHz Modules 1 Ch Transmitter

Learn More

Datasheet

25In Stock

$40.11

$36.03

$33.27

$30.82

$29.38

Min.: 1
Mult.: 1

FOBBER

869.5 MHz

13 dBm

2 V

3.3 V

17 mA

- 10 C

+ 80 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 4 Ch Transmitter

FOBBER-8T4
RF Solutions
1: $45.53
20In Stock

Mfr. Part No.
FOBBER-8T4

Mouser Part No
223-FOBBER-8T4

RF Solutions

Sub-GHz Modules 4 Ch Transmitter

Learn More

Datasheet

20In Stock

$45.53

$41.09

$37.48

$35.16

View

Min.: 1
Mult.: 1

FOBBER

869.5 MHz

13 dBm

2 V

3.3 V

17 mA

- 10 C

+ 80 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 8 Ch Transmitter

FOBBER-8T8
RF Solutions
1: $50.50
6In Stock

Mfr. Part No.
FOBBER-8T8

Mouser Part No
223-FOBBER-8T8

RF Solutions

Sub-GHz Modules 8 Ch Transmitter

Learn More

Datasheet

6In Stock

$50.50

$43.96

$41.78

$38.79

$36.99

Min.: 1
Mult.: 1

FOBBER

869.5 MHz

13 dBm

2 V

3.3 V

17 mA

- 10 C

+ 80 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules

FOBBER-4T3
RF Solutions
1: $43.82
3In Stock

Mfr. Part No.
FOBBER-4T3

Mouser Part No
223-FOBBER-4T3

RF Solutions

Sub-GHz Modules

3In Stock

$43.82

$38.09

$36.19

$33.78

View

Min.: 1
Mult.: 1

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 2 x On-OFF Latching Keyfob 868MHz

FOBBER-8TL2
RF Solutions
1: $42.61
4In Stock

Mfr. Part No.
FOBBER-8TL2

Mouser Part No
223-FOBBER-8TL2

RF Solutions

Sub-GHz Modules 2 x On-OFF Latching Keyfob 868MHz

Datasheet

4In Stock

$42.61

$37.13

$36.15

$34.72

View

Min.: 1
Mult.: 1

869.5 MHz

13 dBm

2 V

3.3 V

17 mA

- 10 C

+ 80 C

Sub-GHz Modules 5 Button HT Keyfob Transmitter 433MHz

OTX-433-HH-KF5-HT
TE Connectivity / Linx Technologies
1: $65.40
250Expected 25/11/2026

Mfr. Part No.
OTX-433-HH-KF5-HT

Mouser Part No
712-OTX-433-HH-KF5HT

TE Connectivity / Linx Technologies

Sub-GHz Modules 5 Button HT Keyfob Transmitter 433MHz

Learn More

Datasheet

250Expected 25/11/2026

$65.40

$60.38

$55.35

Min.: 1
Mult.: 1

433.92 MHz

2.3 V

3.6 V

0 C

+ 70 C

Bulk

Sub-GHz Modules 5 Button MS Keyfob Transmitter 433MHz

OTX-433-HH-KF5-MS
TE Connectivity / Linx Technologies
1: $45.29
500Expected 29/7/2026

Mfr. Part No.
OTX-433-HH-KF5-MS

Mouser Part No
712-OTX-433-HH-KF5MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 5 Button MS Keyfob Transmitter 433MHz

Datasheet

500Expected 29/7/2026

$45.29

Min.: 1
Mult.: 1

433.92 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 8 Ch Transmitter

FOBBER-4T8
RF Solutions
1: $50.50
5Expected 30/6/2026

Mfr. Part No.
FOBBER-4T8

Mouser Part No
223-FOBBER-4T8

RF Solutions

Sub-GHz Modules 8 Ch Transmitter

Learn More

Datasheet

5Expected 30/6/2026

$50.50

$43.96

$41.78

$39.44

View

Min.: 1
Mult.: 1

FOBBER

433.92 MHz

10 dBm

2 V

3.3 V

17 mA

- 10 C

+ 70 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 2 Ch Transmitter

FOBBER-8T2
RF Solutions
1: $42.61
7Expected 7/7/2026

Mfr. Part No.
FOBBER-8T2

Mouser Part No
223-FOBBER-8T2

RF Solutions

Sub-GHz Modules 2 Ch Transmitter

Learn More

Datasheet

7Expected 7/7/2026

$42.61

$37.13

$35.24

$32.90

View

Min.: 1
Mult.: 1

FOBBER

869.5 MHz

13 dBm

2 V

3.3 V

17 mA

- 10 C

+ 80 C

59.2 mm x 32.7 mm x 8 mm

Sub-GHz Modules 2 Button MS Keyfob Transmitter 433MHz

OTX-433-HH-KF2-MS
TE Connectivity / Linx Technologies
250: $38.28
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
OTX-433-HH-KF2-MS

Mouser Part No
712-OTX-433-HH-KF2MS

TE Connectivity / Linx Technologies

Sub-GHz Modules 2 Button MS Keyfob Transmitter 433MHz

Datasheet

Non-Stocked Lead-Time 6 Weeks

$38.28

View

Min.: 250
Mult.: 250

433.92 MHz

2.3 V

3.6 V

- 40 C

+ 85 C

56.6 mm x 34.8 mm x 11.4 mm

Bulk

Sub-GHz Modules 1 Button HT Keyfob Transmitter 418MHz

OTX-418-HH-KF1-HT
TE Connectivity / Linx Technologies
250: $47.45
Non-Stocked Lead-Time 32 Weeks

Mfr. Part No.
OTX-418-HH-KF1-HT

Mouser Part No
712-OTX-418-HH-KF1HT

TE Connectivity / Linx Technologies

Sub-GHz Modules 1 Button HT Keyfob Transmitter 418MHz

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$47.45

Min.: 250
Mult.: 250

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

Bulk

Sub-GHz Modules 2 Button HT Keyfob Transmitter 418MHz

OTX-418-HH-KF2-HT
TE Connectivity / Linx Technologies
1: $66.18
Lead-Time 32 Weeks

Mfr. Part No.
OTX-418-HH-KF2-HT

Mouser Part No
712-OTX-418-HH-KF2HT

TE Connectivity / Linx Technologies

Sub-GHz Modules 2 Button HT Keyfob Transmitter 418MHz

Learn More

Datasheet

Lead-Time 32 Weeks

$66.18

$61.77

$58.10

Min.: 1
Mult.: 1

418 MHz

2.3 V

3.6 V

0 C

+ 70 C

Bulk

Key FOB Transmitters Sub-GHz Modules

Customer Service Office

Company

Resources

Support