A test point adaptor for coaxial cables, comprising: a main body having a first longitudinal axis, the main body including: a first end comprising a first interface, a second end comprising a second interface, and a first center conductor extending at least from the first interface to the second interface; a test body having a second longitudinal axis arranged transversely to the first longitudinal axis of the main body, the test body including: an outer conductive sleeve, a test body end comprising a third interface, the third interface including a conical contact surface of the outer conductive sleeve, an electrically conductive contact member in electrical contact with the first center conductor, and a gripping arrangement electrically coupled with the electrically conductive contact member; and a cap including: a sleeve configured to matingly engage an outer surface of the outer conductive sleeve, the cap including a conical contact surface configured to engage the conical contact surface of the outer conductive sleeve when the cap is matingly engaged with the outer sleeve, and a terminator configured to be aligned with and received by the gripping arrangement, which electrically couples the terminator to the electrically conductive contact member. a main body having a first longitudinal axis, the main body including: a first end comprising a first interface, a second end comprising a second interface, and a first center conductor extending at least from the first interface to the second interface; a first end comprising a first interface, a second end comprising a second interface, and a first center conductor extending at least from the first interface to the second interface; a test body having a second longitudinal axis arranged transversely to the first longitudinal axis of the main body, the test body including: an outer conductive sleeve, a test body end comprising a third interface, the third interface including a conical contact surface of the outer conductive sleeve, an electrically conductive contact member in electrical contact with the first center conductor, and a gripping arrangement electrically coupled with the electrically conductive contact member; and an outer conductive sleeve, a test body end comprising a third interface, the third interface including a conical contact surface of the outer conductive sleeve, an electrically conductive contact member in electrical contact with the first center conductor, and a gripping arrangement electrically coupled with the electrically conductive contact member; and a cap including: a sleeve configured to matingly engage an outer surface of the outer conductive sleeve, the cap including a conical contact surface configured to engage the conical contact surface of the outer conductive sleeve when the cap is matingly engaged with the outer sleeve, and a terminator configured to be aligned with and received by the gripping arrangement, which electrically couples the terminator to the electrically conductive contact member. a sleeve configured to matingly engage an outer surface of the outer conductive sleeve, the cap including a conical contact surface configured to engage the conical contact surface of the outer conductive sleeve when the cap is matingly engaged with the outer sleeve, and a terminator configured to be aligned with and received by the gripping arrangement, which electrically couples the terminator to the electrically conductive contact member.