2.5 mm Sealed Signal Double Lock Connector
TE’s double-lock connectors provide protection for applications used in environments with high levels of humidity, water, or dust
TE Connectivity AMP’s 2.5 mm pitch signal double-lock connectors are compact, single-row connectors available in both wire-to-wire and wire-to-board configurations. These connectors accept 26 AWG to 20 AWG (0.121 mm² to 0.601 mm²) wire with insulation diameters up to 0.071" (1.8 mm), a voltage rating of 250 VAC or VDC, and are rated up to 3 A per line. With best-in-class IP67 grade water-proofing, these connectors provide protection for applications used in environments with high amounts of humidity, water, or dust. The 2.5 mm sealed signal double-lock connector series includes features to make assembly easier for operators by providing snag-proof latches, polarized terminals, and optional terminal position assurance (TPA).
Benefits
- IP67-rated protection against water and dust
- Space-saving 2.5 mm centerline spacing
- 3 A max. current rating and 250 VAC voltage rating
- UL 94-V0 and glow wire test (+750°C, no flame) to meet global industry safety standards
- Snag-proof latch provides for ease of assembly
- Optional terminal position assurance helps ensure proper assembly
- Lanceless polarized terminals help prevent incorrect insertion reducing assembly errors
Applications
- Major home appliances: water heaters, refrigeration, laundry (washing machines and dryers), and cooking (range hoods)
- Small home appliances: rice cookers, water purifiers, and humidifiers
- Lighting: outdoor and commercial lighting
- Lawn and garden: outdoor tools (lawnmowers and sprinkler system interfaces)
- Personal health care: smart toilet seats
- Automotive: battery chargers
- Industrial: refrigeration
- Power cords
Housings
| Image | Manufacturer Part Number | Description | Number of Positions | Pitch | Color | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | 2321918-5 | CONN PLUG HSG 5POS 2.50MM | 5 | 0.098" (2.50mm) | Natural | 2825 - Immediate | $0.92 | View Details |
![]() | ![]() | 2321918-6 | CONN PLUG HSG 6POS 2.50MM | 6 | 0.098" (2.50mm) | Natural | 2623 - Immediate | $1.08 | View Details |
![]() | ![]() | 2321924-6 | CONN RCPT HSG 6POS 2.50MM | 6 | 0.098" (2.50mm) | Natural | 2427 - Immediate | $1.08 | View Details |
![]() | ![]() | 2321926-3 | CONN RCPT HSG 3POS 2.50MM | 3 | 0.098" (2.50mm) | Natural | 3357 - Immediate | $1.00 | View Details |
![]() | ![]() | 2321918-2 | CONN PLUG HSG 2POS 2.50MM | 2 | 0.098" (2.50mm) | Natural | 3519 - Immediate | $0.36 | View Details |
![]() | ![]() | 2321918-3 | CONN PLUG HSG 3POS 2.50MM | 3 | 0.098" (2.50mm) | Natural | 6592 - Immediate | $0.52 | View Details |
![]() | ![]() | 2321918-4 | CONN PLUG HSG 4POS 2.50MM | 4 | 0.098" (2.50mm) | Natural | 2413 - Immediate | $0.70 | View Details |
![]() | ![]() | 2321924-2 | CONN RCPT HSG 2POS 2.50MM | 2 | 0.098" (2.50mm) | Natural | 4287 - Immediate | $0.75 | View Details |
![]() | ![]() | 2321924-3 | CONN RCPT HSG 3POS 2.50MM | 3 | 0.098" (2.50mm) | Natural | 8075 - Immediate | $0.85 | View Details |
![]() | ![]() | 2321924-4 | CONN RCPT HSG 4POS 2.50MM | 4 | 0.098" (2.50mm) | Natural | 6243 - Immediate | $0.97 | View Details |
![]() | ![]() | 2321924-5 | CONN RCPT HSG 5POS 2.50MM | 5 | 0.098" (2.50mm) | Natural | 677 - Immediate | $1.21 | View Details |
![]() | ![]() | 2321926-2 | CONN RCPT HSG 2POS 2.50MM | 2 | 0.098" (2.50mm) | Natural | 5113 - Immediate | $0.88 | View Details |
![]() | ![]() | 2321926-4 | CONN RCPT HSG 4POS 2.50MM | 4 | 0.098" (2.50mm) | Natural | 1371 - Immediate | $0.53 | View Details |
![]() | ![]() | 2321926-5 | CONN RCPT HSG 5POS 2.50MM | 5 | 0.098" (2.50mm) | Natural | 0 - Immediate | $0.69 | View Details |
![]() | ![]() | 2321926-6 | CONN RCPT HSG 6POS 2.50MM | 6 | 0.098" (2.50mm) | Natural | 2822 - Immediate | $1.38 | View Details |
TPA Housing
| Image | Manufacturer Part Number | Description | For Use With/Related Products | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | ![]() | 2321919-5 | SIGNAL DOUBLE LOCK | Signal Double Lock Series | 10850 - Immediate | $0.20 | View Details |
![]() | ![]() | 2321919-6 | SIGNAL DOUBLE LOCK | Signal Double Lock Series | 15122 - Immediate | $0.21 | View Details |
![]() | ![]() | 2321927-2 | TPA RCPT HSG SIGNAL DBL LOCK | - | 29763 - Immediate | $0.13 | View Details |
![]() | ![]() | 2321919-2 | TPA PLUG HOUSING | Signal Double Lock Series | 719 - Immediate | $0.17 | View Details |
![]() | ![]() | 2321919-3 | SIGNAL DOUBLE LOCK | Signal Double Lock Series | 15331 - Immediate | $0.18 | View Details |
![]() | ![]() | 2321919-4 | SIGNAL DOUBLE LOCK | Signal Double Lock Series | 23024 - Immediate | $0.15 | View Details |
![]() | ![]() | 2321927-3 | TPA RCPT HSG SIGNAL DBL LCK 3P | - | 28928 - Immediate | $0.14 | View Details |
![]() | ![]() | 2321927-4 | SIGNAL DOUBLE LOCK | - | 10785 - Immediate | $0.19 | View Details |
![]() | ![]() | 2321927-5 | TPA RCPT HSG SIGNAL DBL LCK 5P | - | 19756 - Immediate | $0.15 | View Details |
![]() | ![]() | 2321927-6 | TPA RCPT HSG SIGNAL DBL LCK 6P | - | 9612 - Immediate | $0.21 | View Details |
Seals
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | 2321920-4 | PERIMETER SEAL PLUG HOUSING 4PIN | 6891 - Immediate | $0.27 | View Details |
![]() | ![]() | 2321920-6 | PERIMETER SEAL PLUG HOUSING 6PIN | 22784 - Immediate | $0.33 | View Details |
![]() | ![]() | 2321922-2 | REAR WIRE SEAL 2PIN | 24218 - Immediate | $0.27 | View Details |
![]() | ![]() | 2321920-2 | PERIMETER SEAL PLUG HOUSING 2PIN | 5122 - Immediate | $0.27 | View Details |
![]() | ![]() | 2321920-3 | PERIMETER SEAL PLUG HOUSING 3PIN | 7776 - Immediate | $0.29 | View Details |
![]() | ![]() | 2321920-5 | PERIMETER SEAL PLUG HOUSING 5PIN | 26775 - Immediate | $0.23 | View Details |
![]() | ![]() | 2321922-3 | REAR WIRE SEAL 3PIN | 17843 - Immediate | $0.26 | View Details |
![]() | ![]() | 2321922-4 | REAR WIRE SEAL 4PIN | 0 - Immediate | $0.21 | View Details |
![]() | ![]() | 2321922-5 | REAR WIRE SEAL 5PIN | 21731 - Immediate | $0.21 | View Details |
![]() | ![]() | 2321922-6 | REAR WIRE SEAL 6PIN | 17103 - Immediate | $0.30 | View Details |
Tooling
| Image | Manufacturer Part Number | Description | Tool Type | Tool Type Feature | Wire Gauge or Range - AWG | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | 2350391-1 | HAND TOOL FOR SEALED SIGNAL DOUB | Hand Crimper | - | 22-26 AWG | 0 - Immediate | $1,380.97 | View Details |
Terminals
| Image | Manufacturer Part Number | Description | Contact Termination | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | ![]() | 2321921-1 | CONN SOCKET 22-26AWG CRIMP TIN | Crimp | 26754 - Immediate | $0.09 | View Details |
![]() | ![]() | 2321928-1 | CONN TAB 22-26AWG CRIMP TIN | Crimp | 66935 - Immediate | $0.09 | View Details |
![]() | ![]() | 1-2321921-1 | CONN SKT 22-26AWG CRIMP LOOSE PC | Crimp | 30677 - Immediate | $0.09 | View Details |
![]() | ![]() | 1-2321928-1 | CONN PIN 22-26AWG CRIMP LOOSE PC | Crimp | 14570 - Immediate | $0.09 | View Details |










































