Tel: +86-0755-83501315
Email: sales@sic-components.com
Image | Product Number | Pricing(USD) | Quantity | ECAD | Quantity Available | Weight(Kg) | Mfr | Series | Package | Product Status | Operating Temperature | Applications | Mounting Type | Features | Base Product Number | Color | Termination | Ingress Protection | DataSheet | RoHS Status | REACH Status | Other Names | ECCN | HTSUS | Standard Package | Connector Type | Current Rating (Amps) | Orientation | Shielding | Contact Material | Material Flammability Rating | Number of Positions | Fastening Type | Contact Finish - Mating | Contact Finish Thickness - Mating | Voltage Rating | Mounting Feature | Shell Size - Insert | Shell Size, MIL | Primary Material | Shell Material | Shell Finish | Cable Opening | Backshell Material, Plating | Insert Material |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
D38999/25HA35ZD | 199.9400 | 7190 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HA | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-35ZDV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | D | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HA6ZE | 199.9400 | 4915 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HA | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-06ZEV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | E | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-6 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HE35PE | 228.9690 | 8038 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HE | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H17-35PEV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | E | Shielded | Nickel Iron Alloy | - | 55 | Threaded | Gold | - | 400VAC, 550VDC | - | 17-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HE55PC | 218.0620 | 9475 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HE | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H17-55PCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | C | Shielded | Nickel Iron Alloy | - | - | Threaded | Gold | - | 400VAC, 550VDC | - | 17-55 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/27HE35CC | 218.0620 | 5406 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/27HE | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H17-35CCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | C | Shielded | Nickel Iron Alloy | - | 55 | Threaded | Gold | - | 400VAC, 550VDC | - | 17-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
DBC54H-18-32PN [V003] | - | 8028 | 0.00000000 | TE Connectivity Deutsch Connectors | MIL-DTL-26482 Series II, DBC50 | Bag | Active | -55°C ~ 200°C | Aerospace, Military | Panel Mount | - | DBC54H | Silver | Solder Cup | Environment Resistant | download | RoHS non-compliant | EAR99 | 8536.69.4020 | 25 | Receptacle, Male Pins | - | N (Normal) | Unshielded | Copper Alloy | - | 32 | Bayonet Lock | Gold | - | - | Bulkhead - Front Side Nut | 18-32 | - | Metal | Stainless Steel | - | - | - | Silicone | |||||
D38999/27HB4DB | 208.6630 | 2481 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/27HB | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H11-04DBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | B | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/27HB4DN | 198.7310 | 4982 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/27HB | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H11-04DNV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | N (Normal) | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/27HB4SB | 198.7310 | 9592 | 0.00000000 | TE Connectivity Deutsch Connectors | MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial | Panel Mount | Hermetically Sealed | D38999/27HB | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H11-04SBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | B | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/27HB4ZB | 208.6630 | 9670 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/27HB | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H11-04ZBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | B | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB5SN | 208.5070 | 6571 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-05SNV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | N (Normal) | Shielded | Nickel Iron Alloy | - | 5 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-5 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB5ZA | 208.5070 | 5215 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-05ZAV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | A | Shielded | Nickel Iron Alloy | - | 5 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-5 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
DBC54H-12-10SN [V003] | 205.1622 | 7426 | 0.00000000 | TE Connectivity Deutsch Connectors | MIL-DTL-26482 Series II, DBC54 | Bag | Active | -65°C ~ 200°C | Aerospace | Panel Mount | Hermetically Sealed | DBC54H | Silver | Solder Cup | - | download | RoHS non-compliant | REACH Unaffected | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | N (Normal) | Unshielded | Nickel Iron Alloy | - | 10 | Bayonet Lock | Gold | - | - | Bulkhead - Front Side Nut | 12-10 | - | Metal | Steel | Tin | - | - | Glass | ||||
D38999/25HA35DB | 197.6520 | 4617 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/25HA | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-35DBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | B | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HA35ZA | 197.6520 | 6884 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HA | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-35ZAV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | A | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HA6DA | 197.6520 | 3284 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/25HA | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-06DAV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | A | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-6 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HA6SA | 197.6520 | 7957 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HA | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-06SAV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | A | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-6 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HA6ZB | 197.6520 | 2593 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HA | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H09-06ZBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | B | Shielded | Nickel Iron Alloy | - | 6 | Threaded | Gold | - | 400VAC, 550VDC | - | 9-6 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HE55PA | 215.5660 | 9083 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HE | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H17-55PAV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | A | Shielded | Nickel Iron Alloy | - | - | Threaded | Gold | - | 400VAC, 550VDC | - | 17-55 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HE55PB | 226.3430 | 7545 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HE | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H17-55PBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | B | Shielded | Nickel Iron Alloy | - | - | Threaded | Gold | - | 400VAC, 550VDC | - | 17-55 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/27HE35CB | 215.5660 | 8052 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/27HE | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS23H17-35CBV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Male Pins | - | B | Shielded | Nickel Iron Alloy | - | 55 | Threaded | Gold | - | 400VAC, 550VDC | - | 17-35 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/21HA98DE | 197.2360 | 8765 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/21HA | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | Vendor Undefined | YDTS20H09-98DEV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | E | Shielded | Nickel Iron Alloy | - | 3 | Threaded | Gold | - | 600VAC, 850VDC | Flange | 9-98 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/21HA98SC | 187.8500 | 2514 | 0.00000000 | TE Connectivity Deutsch Connectors | MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial | Panel Mount | Hermetically Sealed | D38999/21HA | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | Vendor Undefined | YDTS20H09-98SCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | C | Shielded | Nickel Iron Alloy | - | 3 | Threaded | Gold | - | 600VAC, 850VDC | Flange | 9-98 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/21HA98ZC | 187.8500 | 2628 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/21HA | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | Vendor Undefined | YDTS20H09-98ZCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | C | Shielded | Nickel Iron Alloy | - | 3 | Threaded | Gold | - | 600VAC, 850VDC | Flange | 9-98 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4DC | 207.0770 | 6828 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/25HB | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04DCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | C | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4DE | 207.0770 | 7612 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount, Through Hole | Hermetically Sealed | D38999/25HB | Silver | Solder | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04DEV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | E | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4SC | 197.2100 | 9235 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Cup | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04SCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | C | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4ZC | 197.2100 | 1973 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04ZCV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | C | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4ZD | 197.2100 | 6446 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04ZDV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | D | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer | |||
D38999/25HB4ZE | 197.2100 | 9038 | 0.00000000 | TE Connectivity Deutsch Connectors | Military, MIL-DTL-38999 Series III, DTS | Bulk | Active | -65°C ~ 200°C | Aviation, Communication Systems, Industrial, Military | Panel Mount | Hermetically Sealed | D38999/25HB | Silver | Solder Eyelet(s) | Environment Resistant | download | ROHS3 Compliant | REACH Unaffected | YDTS21H11-04ZEV001 | EAR99 | 8536.69.4020 | 1 | Receptacle, Female Sockets | - | E | Shielded | Nickel Iron Alloy | - | 4 | Threaded | Gold | - | 600VAC, 850VDC | - | 11-4 | - | Metal | Stainless Steel | Electroless Nickel | - | - | Fluorosilicone Elastomer |
Daily average RFQ Volume
Standard Product Unit
Worldwide Manufacturers
In-stock Warehouse