型号列表

型号 厂牌 日期 最新供货
TES 1-0513V TRACO POWER 2025/08/13 TRACO POWER TES 1-0513V 最新供货售价信息
TDL 2-4813 TRACO POWER 2025/08/13 TRACO POWER TDL 2-4813 最新供货售价信息
TRI 15-1212 TRACO POWER 2025/08/13 TRACO POWER TRI 15-1212 最新供货售价信息
TEC 3-0913 TRACO POWER 2025/08/13 TRACO POWER TEC 3-0913 最新供货售价信息
TEN 30-4809WI TRACO POWER 2025/08/13 TRACO POWER TEN 30-4809WI 最新供货售价信息
TMR 1-1211SM TRACO POWER 2025/08/13 TRACO POWER TMR 1-1211SM 最新供货售价信息
TEL 2-0512 TRACO POWER 2025/08/13 TRACO POWER TEL 2-0512 最新供货售价信息
TEQ 40-4823WIR TRACO POWER 2025/08/13 TRACO POWER TEQ 40-4823WIR 最新供货售价信息
TMR 6-4810WIR TRACO POWER 2025/08/13 TRACO POWER TMR 6-4810WIR 最新供货售价信息
TSRN 1-2415 TRACO POWER 2025/08/13 TRACO POWER TSRN 1-2415 最新供货售价信息
TEN 3-4813WIN-HI TRACO POWER 2025/08/13 TRACO POWER TEN 3-4813WIN-HI 最新供货售价信息
THM 20-4811 TRACO POWER 2025/08/13 TRACO POWER THM 20-4811 最新供货售价信息
TDR 3-4811WISM TRACO POWER 2025/08/13 TRACO POWER TDR 3-4811WISM 最新供货售价信息
TRI 15-1215 TRACO POWER 2025/08/13 TRACO POWER TRI 15-1215 最新供货售价信息
TMV 2403SHI TRACO POWER 2025/08/13 TRACO POWER TMV 2403SHI 最新供货售价信息
TMG 07105 TRACO POWER 2025/08/13 TRACO POWER TMG 07105 最新供货售价信息
TMR 2-0513WISM TRACO POWER 2025/08/13 TRACO POWER TMR 2-0513WISM 最新供货售价信息
TPP 65-112A-J TRACO POWER 2025/08/13 TRACO POWER TPP 65-112A-J 最新供货售价信息
TMR 6-4821WIR TRACO POWER 2025/08/13 TRACO POWER TMR 6-4821WIR 最新供货售价信息
TCL-REM240 TRACO POWER 2025/08/13 TRACO POWER TCL-REM240 最新供货售价信息
TEC 3-2412WI TRACO POWER 2025/08/13 TRACO POWER TEC 3-2412WI 最新供货售价信息
THM 10-2413 TRACO POWER 2025/08/13 TRACO POWER THM 10-2413 最新供货售价信息
TMDC 20-2415 TRACO POWER 2025/08/13 TRACO POWER TMDC 20-2415 最新供货售价信息
TES 2-0512H TRACO POWER 2025/08/13 TRACO POWER TES 2-0512H 最新供货售价信息
TEN 30-4833WIN TRACO POWER 2025/08/13 TRACO POWER TEN 30-4833WIN 最新供货售价信息
TMR 2-1213WIN TRACO POWER 2025/08/13 TRACO POWER TMR 2-1213WIN 最新供货售价信息
TRV 2-1223M TRACO POWER 2025/08/13 TRACO POWER TRV 2-1223M 最新供货售价信息
TMR 6-0510 TRACO POWER 2025/08/13 TRACO POWER TMR 6-0510 最新供货售价信息
TMR 3-2413WIE TRACO POWER 2025/08/13 TRACO POWER TMR 3-2413WIE 最新供货售价信息
TMPW 10-124-J TRACO POWER 2025/08/13 TRACO POWER TMPW 10-124-J 最新供货售价信息
TRI 6-2423 TRACO POWER 2025/08/13 TRACO POWER TRI 6-2423 最新供货售价信息
TRN 3-0515SM TRACO POWER 2025/08/13 TRACO POWER TRN 3-0515SM 最新供货售价信息
TEN 30-2431WIN TRACO POWER 2025/08/13 TRACO POWER TEN 30-2431WIN 最新供货售价信息
TMV 2405D TRACO POWER 2025/08/13 TRACO POWER TMV 2405D 最新供货售价信息
TEN 6-2412N TRACO POWER 2025/08/13 TRACO POWER TEN 6-2412N 最新供货售价信息
TEX-C21 TRACO POWER 2025/08/13 TRACO POWER TEX-C21 最新供货售价信息
TEL 15-1222N-HS TRACO POWER 2025/08/13 TRACO POWER TEL 15-1222N-HS 最新供货售价信息
TEP 100-2415WIR TRACO POWER 2025/08/13 TRACO POWER TEP 100-2415WIR 最新供货售价信息
TSP-BCM24A TRACO POWER 2025/08/13 TRACO POWER TSP-BCM24A 最新供货售价信息
TON 15-4812WISM TRACO POWER 2025/08/13 TRACO POWER TON 15-4812WISM 最新供货售价信息
TEL 12-1215 TRACO POWER 2025/08/13 TRACO POWER TEL 12-1215 最新供货售价信息
TIM 3.5-1212SM TRACO POWER 2025/08/13 TRACO POWER TIM 3.5-1212SM 最新供货售价信息
TEN 40-4822WIN TRACO POWER 2025/08/13 TRACO POWER TEN 40-4822WIN 最新供货售价信息
TRN 1-2421SM TRACO POWER 2025/08/13 TRACO POWER TRN 1-2421SM 最新供货售价信息
THM 20-4821WI TRACO POWER 2025/08/13 TRACO POWER THM 20-4821WI 最新供货售价信息
TMPS 05-109 TRACO POWER 2025/08/13 TRACO POWER TMPS 05-109 最新供货售价信息
THD 10-2413WIN TRACO POWER 2025/08/13 TRACO POWER THD 10-2413WIN 最新供货售价信息
TMLM 05105 TRACO POWER 2025/08/13 TRACO POWER TMLM 05105 最新供货售价信息
TEN 3-0523N TRACO POWER 2025/08/13 TRACO POWER TEN 3-0523N 最新供货售价信息
TEP 160-4816WIRCMF TRACO POWER 2025/08/13 TRACO POWER TEP 160-4816WIRCMF 最新供货售价信息
TEL 12-4811WI TRACO POWER 2025/08/13 TRACO POWER TEL 12-4811WI 最新供货售价信息
TEN 40-4812WI TRACO POWER 2025/08/13 TRACO POWER TEN 40-4812WI 最新供货售价信息
TRN 1-1210 TRACO POWER 2025/08/13 TRACO POWER TRN 1-1210 最新供货售价信息
TMAP 1512D TRACO POWER 2025/08/13 TRACO POWER TMAP 1512D 最新供货售价信息
TEN 6-1213N TRACO POWER 2025/08/13 TRACO POWER TEN 6-1213N 最新供货售价信息
TSR 0.5-2450SM TRACO POWER 2025/08/13 TRACO POWER TSR 0.5-2450SM 最新供货售价信息
TEN 20-2412WI TRACO POWER 2025/08/13 TRACO POWER TEN 20-2412WI 最新供货售价信息
TEN 6-2413N TRACO POWER 2025/08/13 TRACO POWER TEN 6-2413N 最新供货售价信息
THL 6-2411WISM TRACO POWER 2025/08/13 TRACO POWER THL 6-2411WISM 最新供货售价信息
TES 2N-1222 TRACO POWER 2025/08/13 TRACO POWER TES 2N-1222 最新供货售价信息
TPP 30-115-J TRACO POWER 2025/08/13 TRACO POWER TPP 30-115-J 最新供货售价信息
TCK-072 TRACO POWER 2025/08/13 TRACO POWER TCK-072 最新供货售价信息
TMR 3-4813WIR TRACO POWER 2025/08/13 TRACO POWER TMR 3-4813WIR 最新供货售价信息
TSP-REM600 EX TRACO POWER 2025/08/13 TRACO POWER TSP-REM600 EX 最新供货售价信息
TSH 2415D TRACO POWER 2025/08/13 TRACO POWER TSH 2415D 最新供货售价信息
TBA 2-0521 TRACO POWER 2025/08/13 TRACO POWER TBA 2-0521 最新供货售价信息
TEN 3-4815WIN-HI TRACO POWER 2025/08/13 TRACO POWER TEN 3-4815WIN-HI 最新供货售价信息
TRN 1-1211SM TRACO POWER 2025/08/13 TRACO POWER TRN 1-1211SM 最新供货售价信息
TPI 300-124-M TRACO POWER 2025/08/13 TRACO POWER TPI 300-124-M 最新供货售价信息
TBA 1-2423E TRACO POWER 2025/08/13 TRACO POWER TBA 1-2423E 最新供货售价信息
TRN 3-1215SM TRACO POWER 2025/08/13 TRACO POWER TRN 3-1215SM 最新供货售价信息
TPP 450-112-M TRACO POWER 2025/08/13 TRACO POWER TPP 450-112-M 最新供货售价信息
TEN 3-11012WIRH TRACO POWER 2025/08/13 TRACO POWER TEN 3-11012WIRH 最新供货售价信息
TEN 15-4812WI TRACO POWER 2025/08/13 TRACO POWER TEN 15-4812WI 最新供货售价信息
TEQ 20-2412WIR TRACO POWER 2025/08/13 TRACO POWER TEQ 20-2412WIR 最新供货售价信息
TEQ 300-4816WIR TRACO POWER 2025/08/13 TRACO POWER TEQ 300-4816WIR 最新供货售价信息
THN 15-4825N TRACO POWER 2025/08/13 TRACO POWER THN 15-4825N 最新供货售价信息
TRN 3-4813SM TRACO POWER 2025/08/13 TRACO POWER TRN 3-4813SM 最新供货售价信息
TEN 60-4822WIN TRACO POWER 2025/08/13 TRACO POWER TEN 60-4822WIN 最新供货售价信息
TRN 1-1222SM TRACO POWER 2025/08/13 TRACO POWER TRN 1-1222SM 最新供货售价信息
THM 30-4823WI TRACO POWER 2025/08/13 TRACO POWER THM 30-4823WI 最新供货售价信息
TEP 200-4813WIRCM TRACO POWER 2025/08/13 TRACO POWER TEP 200-4813WIRCM 最新供货售价信息
TEN 40-2423 TRACO POWER 2025/08/13 TRACO POWER TEN 40-2423 最新供货售价信息
TRV 1-1212 TRACO POWER 2025/08/13 TRACO POWER TRV 1-1212 最新供货售价信息
TEN 3-4823WIN TRACO POWER 2025/08/13 TRACO POWER TEN 3-4823WIN 最新供货售价信息
THL 25-1212 TRACO POWER 2025/08/13 TRACO POWER THL 25-1212 最新供货售价信息
TRI 10-2411-B1 TRACO POWER 2025/08/13 TRACO POWER TRI 10-2411-B1 最新供货售价信息
TMV 2-0512DHI TRACO POWER 2025/08/13 TRACO POWER TMV 2-0512DHI 最新供货售价信息
TEP 100-4813WIR TRACO POWER 2025/08/13 TRACO POWER TEP 100-4813WIR 最新供货售价信息
TEC 2-2415 TRACO POWER 2025/08/13 TRACO POWER TEC 2-2415 最新供货售价信息
THM 6-0513WI TRACO POWER 2025/08/13 TRACO POWER THM 6-0513WI 最新供货售价信息
TEP 100-2418WIR-CMF TRACO POWER 2025/08/13 TRACO POWER TEP 100-2418WIR-CMF 最新供货售价信息
TEP 100-7213UIR TRACO POWER 2025/08/13 TRACO POWER TEP 100-7213UIR 最新供货售价信息
TIM 2-4812SM TRACO POWER 2025/08/13 TRACO POWER TIM 2-4812SM 最新供货售价信息
TRS 2-1223 TRACO POWER 2025/08/13 TRACO POWER TRS 2-1223 最新供货售价信息
TEN 3-1212N TRACO POWER 2025/08/13 TRACO POWER TEN 3-1212N 最新供货售价信息
THM 10-4815WI TRACO POWER 2025/08/13 TRACO POWER THM 10-4815WI 最新供货售价信息
TBA 1-1223E TRACO POWER 2025/08/13 TRACO POWER TBA 1-1223E 最新供货售价信息
TMR 3-0519HI TRACO POWER 2025/08/13 TRACO POWER TMR 3-0519HI 最新供货售价信息
TEQ 300-7215WIR TRACO POWER 2025/08/13 TRACO POWER TEQ 300-7215WIR 最新供货售价信息
THN 15-1213N TRACO POWER 2025/08/13 TRACO POWER THN 15-1213N 最新供货售价信息
TEX-C11 TRACO POWER 2025/08/13 TRACO POWER TEX-C11 最新供货售价信息
TEP 75-7215WI-CMF TRACO POWER 2025/08/13 TRACO POWER TEP 75-7215WI-CMF 最新供货售价信息
TES 2N-0512 TRACO POWER 2025/08/13 TRACO POWER TES 2N-0512 最新供货售价信息
TMR 3-2422HI TRACO POWER 2025/08/13 TRACO POWER TMR 3-2422HI 最新供货售价信息
THM 10-0515WI TRACO POWER 2025/08/13 TRACO POWER THM 10-0515WI 最新供货售价信息
TEN 5-1223 TRACO POWER 2025/08/13 TRACO POWER TEN 5-1223 最新供货售价信息
TPI 180-153A-M TRACO POWER 2025/08/13 TRACO POWER TPI 180-153A-M 最新供货售价信息
THN 10-4821WIR TRACO POWER 2025/08/13 TRACO POWER THN 10-4821WIR 最新供货售价信息
TEN 40-4822WIE TRACO POWER 2025/08/13 TRACO POWER TEN 40-4822WIE 最新供货售价信息
TEC 3-2413WI TRACO POWER 2025/08/13 TRACO POWER TEC 3-2413WI 最新供货售价信息
TEN 20-4813WIN TRACO POWER 2025/08/13 TRACO POWER TEN 20-4813WIN 最新供货售价信息
TES 5-2411 TRACO POWER 2025/08/13 TRACO POWER TES 5-2411 最新供货售价信息
TPI 180-136-M TRACO POWER 2025/08/13 TRACO POWER TPI 180-136-M 最新供货售价信息
TMR 1-4811SM TRACO POWER 2025/08/13 TRACO POWER TMR 1-4811SM 最新供货售价信息
THN 15-2410WI TRACO POWER 2025/08/13 TRACO POWER THN 15-2410WI 最新供货售价信息
TMR 2-2411WIN TRACO POWER 2025/08/13 TRACO POWER TMR 2-2411WIN 最新供货售价信息
THM 3-2412WI TRACO POWER 2025/08/13 TRACO POWER THM 3-2412WI 最新供货售价信息
TRV 1-1512M TRACO POWER 2025/08/13 TRACO POWER TRV 1-1512M 最新供货售价信息
TMM 60105 TRACO POWER 2025/08/13 TRACO POWER TMM 60105 最新供货售价信息
TDR 2-4812WI TRACO POWER 2025/08/13 TRACO POWER TDR 2-4812WI 最新供货售价信息
TIW 12-124 TRACO POWER 2025/08/13 TRACO POWER TIW 12-124 最新供货售价信息
TEP 160-7210WIR TRACO POWER 2025/08/13 TRACO POWER TEP 160-7210WIR 最新供货售价信息
TMR 3-0511E TRACO POWER 2025/08/13 TRACO POWER TMR 3-0511E 最新供货售价信息
TEQ 20-7211WIR TRACO POWER 2025/08/13 TRACO POWER TEQ 20-7211WIR 最新供货售价信息
TRA 1-0521 TRACO POWER 2025/08/13 TRACO POWER TRA 1-0521 最新供货售价信息
TMR 6-2410WIR TRACO POWER 2025/08/13 TRACO POWER TMR 6-2410WIR 最新供货售价信息
TEL 3-0511NP TRACO POWER 2025/08/13 TRACO POWER TEL 3-0511NP 最新供货售价信息
TMR 3-4815WISM TRACO POWER 2025/08/13 TRACO POWER TMR 3-4815WISM 最新供货售价信息
TDN 3-2410WI TRACO POWER 2025/08/13 TRACO POWER TDN 3-2410WI 最新供货售价信息
TEL 15-1213N TRACO POWER 2025/08/13 TRACO POWER TEL 15-1213N 最新供货售价信息
TEN 40-2423WIE TRACO POWER 2025/08/13 TRACO POWER TEN 40-2423WIE 最新供货售价信息
TXL 035-0524D TRACO POWER 2025/08/13 TRACO POWER TXL 035-0524D 最新供货售价信息
TPI 100-124A-J TRACO POWER 2025/08/13 TRACO POWER TPI 100-124A-J 最新供货售价信息
TRS 2-4810 TRACO POWER 2025/08/13 TRACO POWER TRS 2-4810 最新供货售价信息
THM 20-2422WI TRACO POWER 2025/08/13 TRACO POWER THM 20-2422WI 最新供货售价信息
TEC 2-1212WI TRACO POWER 2025/08/13 TRACO POWER TEC 2-1212WI 最新供货售价信息
TEN 30-4811WIN TRACO POWER 2025/08/13 TRACO POWER TEN 30-4811WIN 最新供货售价信息
TMR 6-4823WIR TRACO POWER 2025/08/13 TRACO POWER TMR 6-4823WIR 最新供货售价信息
TEN 20-4813WI TRACO POWER 2025/08/13 TRACO POWER TEN 20-4813WI 最新供货售价信息
TDN 3-1215WISM TRACO POWER 2025/08/13 TRACO POWER TDN 3-1215WISM 最新供货售价信息
TEL 2-4812 TRACO POWER 2025/08/13 TRACO POWER TEL 2-4812 最新供货售价信息
TPP 15-128A-J TRACO POWER 2025/08/13 TRACO POWER TPP 15-128A-J 最新供货售价信息
TEN 3-2410WI TRACO POWER 2025/08/13 TRACO POWER TEN 3-2410WI 最新供货售价信息
TPP 450-128A-M TRACO POWER 2025/08/13 TRACO POWER TPP 450-128A-M 最新供货售价信息
TXLN 110-112 TRACO POWER 2025/08/13 TRACO POWER TXLN 110-112 最新供货售价信息
T520B107M006ATE015 KEMET 2025/08/13 KEMET T520B107M006ATE015 最新供货售价信息
TMR 2-4813WISM TRACO POWER 2025/08/13 TRACO POWER TMR 2-4813WISM 最新供货售价信息
TEP 75-7212WI TRACO POWER 2025/08/13 TRACO POWER TEP 75-7212WI 最新供货售价信息
TEN 40-2415N TRACO POWER 2025/08/13 TRACO POWER TEN 40-2415N 最新供货售价信息
TEN 30-1212 TRACO POWER 2025/08/13 TRACO POWER TEN 30-1212 最新供货售价信息
TEN 3-4821N TRACO POWER 2025/08/13 TRACO POWER TEN 3-4821N 最新供货售价信息
TEN 60-4823WIR TRACO POWER 2025/08/13 TRACO POWER TEN 60-4823WIR 最新供货售价信息
TSN 1-2490 TRACO POWER 2025/08/13 TRACO POWER TSN 1-2490 最新供货售价信息
TMF 05112 TRACO POWER 2025/08/13 TRACO POWER TMF 05112 最新供货售价信息
TEC 2-1215WI TRACO POWER 2025/08/13 TRACO POWER TEC 2-1215WI 最新供货售价信息
TPP 30-153A-D TRACO POWER 2025/08/13 TRACO POWER TPP 30-153A-D 最新供货售价信息
TVN 5-2412WI TRACO POWER 2025/08/13 TRACO POWER TVN 5-2412WI 最新供货售价信息
TES 2-0513M TRACO POWER 2025/08/13 TRACO POWER TES 2-0513M 最新供货售价信息
TEP 150-7216WI-F TRACO POWER 2025/08/13 TRACO POWER TEP 150-7216WI-F 最新供货售价信息
TDN 5-2419WISM TRACO POWER 2025/08/13 TRACO POWER TDN 5-2419WISM 最新供货售价信息
THD 12-4809 TRACO POWER 2025/08/13 TRACO POWER THD 12-4809 最新供货售价信息
TEN 60-2422WIR TRACO POWER 2025/08/13 TRACO POWER TEN 60-2422WIR 最新供货售价信息
TEL 12-2423WI TRACO POWER 2025/08/13 TRACO POWER TEL 12-2423WI 最新供货售价信息
TDL 3-4822 TRACO POWER 2025/08/13 TRACO POWER TDL 3-4822 最新供货售价信息
TCK-099 TRACO POWER 2025/08/13 TRACO POWER TCK-099 最新供货售价信息
TMR 9-4810 TRACO POWER 2025/08/13 TRACO POWER TMR 9-4810 最新供货售价信息
TXM 150-148 TRACO POWER 2025/08/13 TRACO POWER TXM 150-148 最新供货售价信息
TDR 2-1222SM TRACO POWER 2025/08/13 TRACO POWER TDR 2-1222SM 最新供货售价信息
TMA 1515D TRACO POWER 2025/08/13 TRACO POWER TMA 1515D 最新供货售价信息
TRN 3-4813 TRACO POWER 2025/08/13 TRACO POWER TRN 3-4813 最新供货售价信息
TIM 3.5-0922SM TRACO POWER 2025/08/13 TRACO POWER TIM 3.5-0922SM 最新供货售价信息
TZL 060-2424 TRACO POWER 2025/08/13 TRACO POWER TZL 060-2424 最新供货售价信息
TMDC 10-4815 TRACO POWER 2025/08/13 TRACO POWER TMDC 10-4815 最新供货售价信息
TMV 2415S TRACO POWER 2025/08/13 TRACO POWER TMV 2415S 最新供货售价信息
TRS 2-1210 TRACO POWER 2025/08/13 TRACO POWER TRS 2-1210 最新供货售价信息
TPI 30-109A-JP TRACO POWER 2025/08/13 TRACO POWER TPI 30-109A-JP 最新供货售价信息
THV 12-300P TRACO POWER 2025/08/13 TRACO POWER THV 12-300P 最新供货售价信息
TEP 40-3612UIR TRACO POWER 2025/08/13 TRACO POWER TEP 40-3612UIR 最新供货售价信息
TEP 200-7216WIRCMF TRACO POWER 2025/08/13 TRACO POWER TEP 200-7216WIRCMF 最新供货售价信息
TXM 050-112 TRACO POWER 2025/08/13 TRACO POWER TXM 050-112 最新供货售价信息
TMM 40124 TRACO POWER 2025/08/13 TRACO POWER TMM 40124 最新供货售价信息
TEP 75-4813WI-CM TRACO POWER 2025/08/13 TRACO POWER TEP 75-4813WI-CM 最新供货售价信息
TXM 015-124 TRACO POWER 2025/08/13 TRACO POWER TXM 015-124 最新供货售价信息
TEN 40-4811WIR TRACO POWER 2025/08/13 TRACO POWER TEN 40-4811WIR 最新供货售价信息
TES 2N-1212 TRACO POWER 2025/08/13 TRACO POWER TES 2N-1212 最新供货售价信息
TBLC 25-124 TRACO POWER 2025/08/13 TRACO POWER TBLC 25-124 最新供货售价信息
TPP 40-124E-D TRACO POWER 2025/08/13 TRACO POWER TPP 40-124E-D 最新供货售价信息
TPP 15-103A-J TRACO POWER 2025/08/13 TRACO POWER TPP 15-103A-J 最新供货售价信息
TRV 2-1222M TRACO POWER 2025/08/13 TRACO POWER TRV 2-1222M 最新供货售价信息
THB 3-1222 TRACO POWER 2025/08/13 TRACO POWER THB 3-1222 最新供货售价信息
TEL 3-0512NP TRACO POWER 2025/08/13 TRACO POWER TEL 3-0512NP 最新供货售价信息
TSRN 1-2465A TRACO POWER 2025/08/13 TRACO POWER TSRN 1-2465A 最新供货售价信息
TMAP 2405D TRACO POWER 2025/08/13 TRACO POWER TMAP 2405D 最新供货售价信息
TES 2-0521H TRACO POWER 2025/08/13 TRACO POWER TES 2-0521H 最新供货售价信息
TDN 3-2415WISM TRACO POWER 2025/08/13 TRACO POWER TDN 3-2415WISM 最新供货售价信息
TMAP 1505D TRACO POWER 2025/08/13 TRACO POWER TMAP 1505D 最新供货售价信息
THN 15-2422WIR TRACO POWER 2025/08/13 TRACO POWER THN 15-2422WIR 最新供货售价信息
THB 6-1222 TRACO POWER 2025/08/13 TRACO POWER THB 6-1222 最新供货售价信息
TRI 20-4811 TRACO POWER 2025/08/13 TRACO POWER TRI 20-4811 最新供货售价信息